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** Sort the full timeline by "Event type" and look for the group of rows with value "Milestone transaction".
** You will discover some historic events, like two pizzas having been ordered in exchange for 10,000 Bitcoins in 2010.
* What are some events describing the adoption of Bitcoin?
** Sort the full timeline by "Event type" and look for the group of rows with value "Currency adoption"
** You will see some notable examples of Bitcoin adoption as a payment method, as well as an investment and {{w|medium of exchange}}.
* What are some notable events related to Bitcoin mining?
** For Bitcoin exchange, sort the full timeline by "Event type" and look for the group of rows with value "Organization ([[w:Bitcoin exchange|exchange company]])".
** For other organizations, sort the full timeline by "Event type" and look for the group of rows with value "Organization".
** Sort the full timeline by "Event type" and look for the group of rows with value "Mining".
** You will see events related to Bitcoin halving, mining farms, companies specialized in bitcoin mining, and several milestone figures.
* What are some notable organizations related to Bitcoin?
* What are the several warnings on the use of Bitcoin issued by national authorities around the world?
** Sort the full timeline by "Event type" and look for the group of rows with value "Official response (warning)".
** Sort the full timeline by "Event type" and look for the group of rows with value "Literature".
** You will see important contributions, including publications by {{w|Satoshi Nakamoto}}.
* What are some events describing web contribution of information on about Bitcoin?
** Sort the full timeline by "Event type" and look for the group of rows with value "{{w|Content creation}}".
** You will mostly see some notable forums on {{w|reddit}}.
* Other events are described under the following types: "Blockchain company", "{{w|Broadcasting}}", "Corporation policy", "Education", "Fraud case", "Legal", "{{w|Market capitalization}}", "Notable people", "Research", "Service shutdown", and "Website launch".
==Big picture==
|-
| 2019 || Resurgence || Bitcoin sees a new resurgence in price and volume, rising to around US$10,000. As of the end of 2019, the price of one Bitcoin is of around US$7,250.
|-
| 2020 || New heights || Bitcoin valuation reaches new record high, surpassing the 2017 [[w:cryptocurrency bubble|bubble]] highest value.
|-
|}
== Visual Data ==
The image below illustrates the evolution of Bitcoin daily price in United States Dollars across the years. See the [[w:Cryptocurrency bubble|boom]] at the end of 2017, and the subsequent [[w:2018 cryptocurrency crash|Bitcoin crash]]from July 2010 to December 2020.<ref>{{cite web |title=Bitcoin price |url=https://data.bitcoinity.org/markets/price_volume/all/USD?r=day&t=lb&vu=curr |website=data.bitcoinity.org |accessdate=8 February 9 December 2020}}</ref>
[[File:Bitcoin priceBTCpricetil12-2020.png|thumb|center|850px]]
The image below illustrates the evolution of Bitcoin daily price in United States Dollars across the yearsfrom July 2010 to December 2020, in logarithmic scale.<ref>{{cite web |title=Bitcoin price |url=https://data.bitcoinity.org/markets/price_volume/all/USD?r=day&t=lb&vu=curr |website=data.bitcoinity.org |accessdate=8 February 2020}}</ref>
[[File:Bitcoin price logarithmicBTCpricetil12-2020logarithmic.png|thumb|center|850px]]
The image shows the estimated number of tera hashes per second (trillions of hashes per second) the Bitcoin network has performed over the years.<ref>{{cite web |title=Blockchain Charts |url=https://www.blockchain.com/en/charts |website=blockchain.com |accessdate=25 March 11 December 2020}}</ref>
[[File:Bitcoin hash rateBTChashrate.png|thumb|center|850px]]
The image below shows the estimated number of tera hashes per second (trillions of hashes per second) the Bitcoin network is performing. The graph is displayed in logarithmic scale.<ref>{{cite web |title=Blockchain Charts |url=https://www.blockchain.com/en/charts |website=blockchain.com |accessdate=25 March 11 December 2020}}</ref>
[[File:Bitcoin hash rate logarithmicBTChashratelog.png|thumb|center|850px]]
=== Wikipedia pageviews ===
The image below shows pageviews of the English Wikipedia page {{w|Bitcoin}} from December 2007 to December 2019 on desktop, and from July 2015 (see vertical red line) to December 2019 on mobile web and mobile app. Interest peaks in November 2017, during a boom preceding the {{w|2018 cryptocurrency crash}}2020.<ref>{{cite web |title=Bitcoin Wikipedia Pageviews Views |url=https://wikipediaviews.org/displayviewsformultiplemonths.php?page=Bitcoin&allmonths=allmonths-api&language=en&drilldown=human all |website=wikipediaviews.org |accessdateaccess-date=29 January 10 December 2020}}</ref>
[[File:Bitcoin Wikipedia ViewsBTC Wikpedia views.png|thumb|center|500px]]
=== Google Trends ===
The image below shows Google Trends data for Bitcoin (search term) from January 1 2004 to January 29 November 2020, when the screenshot was taken. Search peaks in November 2017, during a boom preceding the {{w|2018 cryptocurrency crash}}.<ref>{{cite web |title=Bitcoin Google Trends |url=https://trends.google.com/trends/explore?date=all&q=Bitcoin |website=trends.google.com |accessdateaccess-date=29 January 10 December 2020}}</ref>
[[File:Bitcoin Google TrendsGtrends.png|thumb|center|1000px]]
==Full timeline==
| 1998 || || Prelude || Wei Dai's b-money paper is published.<ref name="gwern" /> ||
|-
| 1998 || || Prelude || American computer scientist {{w| Nick Szabo }} claims to have had the idea of Bitgold as early as this year. He would only blog about the idea in 2005.<ref name="princeton_bitcoin_book" />{{rp|17}} || {{w|United States}}
|-
| 1999 || || Prelude || Sander and Ta-Shma's anonymous electronic cash system is published. "Satoshi could have integrated some anonymity insights of this approach into Bitcoin, but it is unclear whether he was not aware of this work when he released Bitcoin, whether he was familiar with it but decided not to use these features because of their high computational cost, or whether he consciously decided to leave Bitcoin pseudonymous."<ref>{{cite book |title=Understanding Bitcoin: Cryptography, engineering, and economics |author=Pedro Franco |year=2015 |publisher=Wiley}}</ref>{{rp|165–167}} ||
| 2008 || {{dts|August 18}} || Early development || The <code>bitcoin.org</code> domain name is registered on this day.<ref name="gwern">{{cite web |url=https://www.gwern.net/Bitcoin%20is%20Worse%20is%20Better |author=gwern |date=May 27, 2011 |title=Bitcoin is Worse is Better |website=Gwern.net |accessdate=June 12, 2017}}</ref> ||
|-
| 2008 || {{dts|August 22}} || Leadership Notable people || Satoshi Nakamoto emails Wei Dai. In the email, Nakamoto links to a "pre-release draft" of the white paper and asks when Dai's b-money paper was published, claiming that he wants to know this so he can cite the paper correctly in his own.<ref name="gwern_2008_nakamoto" /> ||
|-
| 2008 || {{dts|October 3}} || Literature Notable people || A version of Satoshi Nakamoto's white paper exists from this day.<ref name="gwern_2008_nakamoto">{{cite web |url=https://www.gwern.net/docs/2008-nakamoto |author=Satoshi Nakamoto, Wei Dai |date=March 17, 2014 |title=Dai/Nakamoto emails |website=Gwern.net |accessdate=June 13, 2017}}</ref><ref>{{cite web |url=https://www.gwern.net/docs/20081003-nakamoto-bitcoindraft.pdf |title=20081003-nakamoto-bitcoindraft.pdf |accessdate=June 13, 2017}}</ref> ||
|-
| 2008 || {{dts|November 1}} || Literature || The first public version of Satoshi Nakamoto's white paper, titled "Bitcoin: A Peer-to-Peer Electronic Cash System", is published.<ref name="gwern" /><ref>{{cite web |url=https://www.mail-archive.com/cryptography@metzdowd.com/msg09959.html |title=Bitcoin P2P e-cash paper |accessdate=June 12, 2017 |date=November 1, 2008}}</ref> Depending on the time zone, this is October 31.<ref name="cat_hist" /> ||
| 2008 || {{dts|November 9}} || Early development || The Bitcoin project is registered on [[wikipedia:SourceForge|SourceForge]].<ref name="cat_hist" /><ref>{{cite web |url=https://sourceforge.net/projects/bitcoin/ |title=Bitcoin |publisher=SourceForge |accessdate=June 12, 2017 |quote=Registered 2008-11-09}}</ref> ||
|-
| 2008 || {{dts|November}}–December || Leadership Notable people || Satoshi Nakamoto sends Hal Finney "an early, beta version [of Bitcoin] for testing". "In test runs in November and December they worked out some of the early kinks."<ref name="popper_digitial_gold" /> ||
|-
| 2009 || {{dts|January 3}} || Early development || The Bitcoin genesis block is established.<ref>{{cite web |url=https://blockexplorer.com/block/000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f |title=Bitcoin Block 0 |website=Bitcoin Block Explorer |accessdate=June 12, 2017}}</ref><ref name="cat_hist">{{cite web |url=https://en.bitcoin.it/wiki/Category:History |title=Category:History |website=Bitcoin Wiki |accessdate=June 12, 2017}}</ref> ||
|-
| 2009 || {{dts|January 12}} || Milestone transaction || The first Bitcoin transaction takes place, from Satoshi Nakamoto to [[wikipedia:Hal Finney (computer scientist)|Hal Finney]].<ref name="firsts">{{cite web |url=https://en.bitcoin.it/wiki/Bitcoin_Firsts |title=Bitcoin Firsts |website=Bitcoin Wiki |accessdate=June 12, 2017}}</ref> ||
|-
| 2009 || {{dts|March 8}} || {{w|Content creation}} || The article {{w|Bitcoin}} is created on {{w|English Wikipedia}}.<ref>{{cite web |title=Bitcoin: Revision history |url=https://en.wikipedia.org/w/index.php?title=Bitcoin&dir=prev&action=history |website=en.wikipedia.org |access-date=11 December 2020}}</ref> ||
|-
| 2009 || {{dts|May}} || Early development || Martti Malmi emails Satoshi Nakamoto for the first time, expressing willingness to help with Bitcoin development.<ref name="popper_digitial_gold" /> ||
| 2010 || {{dts|December 12}} || Literature || The last post from the "satoshi" account on Bitcoin Talk is from this day.<ref>{{cite web |url=https://bitcointalk.org/index.php?action=profile;u=3;sa=showPosts |title=Latest posts of: satoshi |accessdate=June 16, 2017}}</ref> ||
|-
| 2010 || {{dts|December 19}} || Notable people || American software developer {{w|Gavin Andresen}} announces that he is stepping in to do "more active project management for bitcoin".<ref>{{cite web |url=https://bitcointalk.org/index.php?topic=2367.0;all |title=Development process straw-man |accessdate=June 12, 2017}}</ref><ref>{{cite web |url=https://www.technologyreview.com/s/527051/the-man-who-really-built-bitcoin/ |author=Tom Simonite |title=Meet Gavin Andresen, the most powerful person in the world of Bitcoin |publisher=MIT Technology Review |date=August 15, 2014 |accessdate=June 12, 2017}}</ref> || {{w|United States}}
|-
| 2011 || || Physical bitcoin || Casascius coins are first created.<ref>{{cite web |url=https://en.bitcoin.it/wiki/Casascius_physical_bitcoins |title=Casascius physical bitcoins |website=Bitcoin Wiki |accessdate=June 27, 2017}}</ref> ||
| 2011 || {{dts|April 27}} || Software version || Bitcoin version 0.3.21 is released.<ref>{{cite web |title=Bitcoin version 0.3.21 released |url=https://bitcoin.org/en/release/v0.3.21 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2011 || {{dts|April}} (late){{snd}}May (early) || Leadership Notable people || The final emails from Satoshi Nakamoto are from this period.<ref name="popper_digitial_gold" /> ||
|-
| 2011 || {{dts|May}} || {{w|Payment service provider}} || {{w|BitPay}}, a Bitcoin payment service provider, is founded.<ref>{{cite web |url=https://www.crunchbase.com/organization/bitpay |title=BitPay |publisher=Crunchbase |accessdate=June 12, 2017 |quote=Founded: May 1, 2011}}</ref> || {{w|United States}}
| 2011 || {{dts|June 5}} || Software version || Bitcoin version 0.3.22 is released.<ref>{{cite web |title=Bitcoin version 0.3.22 released |url=https://bitcoin.org/en/release/v0.3.22 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2011 || {{dts|June 14}} || Notable people || {{w| Gavin Andresen }} gives a talk on Bitcoin at the CIA.<ref name="popper_digitial_gold" /><ref>{{cite web |url=https://bitcointalk.org/index.php?topic=6652.msg251755#msg251755 |title=Re: Gavin will visit the CIA |accessdate=June 24, 2017 |author=Gavin Andresen |date=June 20, 2011 |quote=I just uploaded pdf and KeyNote versions of the talk I gave at the CIA last Tuesday}}</ref><ref>{{cite web |url=https://twitter.com/gavinandresen/status/80785477342478336?lang=en |title=Gavin Andresen on Twitter |publisher=Twitter |accessdate=June 24, 2017 |quote=My talk at the CIA went well today. The hallways there are REALLY wide, and full of interesting stuff.}}</ref> ||
|-
| 2011 || {{dts|June 14}} || Software version || Bitcoin version 0.3.23 is released.<ref>{{cite web |title=Bitcoin version 0.3.23 released |url=https://bitcoin.org/en/release/v0.3.23 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
| 2012 || {{dts|May 30}} || {{w|Content creation}} || The Bitcoin Magazine subreddit, r/BitcoinMagazine, is created. As of March 28, 2020 it has 998 subscribers.<ref>{{cite web |title=Bitcoin Magazine: Reading into Bitcoin |url=https://www.reddit.com/r/BitcoinMagazine/ |website=reddit.com |accessdate=28 March 2020}}</ref> ||
|-
| 2012 || {{dts|June}} || Exchange Organization ([[w:Bitcoin exchange|exchange company ]]) || [[wikipedia:Coinbase|Coinbase]], a digital asset exchange company that operates exchanges of Bitcoin (among other digital currencies), is founded.<ref>{{cite web |url=https://www.coinbase.com/about?locale=en-US |title=Coinbase - Buy and Sell Bitcoin, Ethereum, and Litecoin |accessdate=June 12, 2017 |quote=Founded in June of 2012, Coinbase is a digital currency wallet and platform where merchants and consumers can transact with new digital currencies like bitcoin, ethereum, and litecoin.}}</ref><ref>{{cite web |url=https://www.crunchbase.com/organization/coinbase |title=Coinbase |publisher=Crunchbase |accessdate=June 12, 2017 |quote=Founded: June 1, 2012}} Crunchbase gives June 1 as the founding date, but Wikipedia gives June 20 with no citation.</ref> || {{w|United States}}
|-
| 2012 || {{dts|June 15}} || Exchange Organization ([[w:Bitcoin exchange|exchange company ]]) || {{w|LocalBitcoins}} is founded.<ref>{{cite web |title=LocalBitcoins |url=https://www.crunchbase.com/organization/localbitcoins |website=crunchbase.com |accessdate=22 December 2019}}</ref> ||
|-
| 2012 || {{dts|June 25}} || Software version || Bitcoin-Qt version 0.6.3 is released.<ref>{{cite web |title=Bitcoin-Qt version 0.6.3 released |url=https://bitcoin.org/en/release/v0.6.3 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2012 || {{dts|August}} || Exchange Organization ([[w:Bitcoin exchange|exchange company ]]) || Coincheck is founded. It operates a Bitcoin and cryptocurrency exchange in Japan.<ref>{{cite web |title=Coincheck |url=https://www.crunchbase.com/organization/resupress#section-overview |website=crunchbase.com |accessdate=24 December 2019}}</ref> || {{w|Japan}}
|-
| 2012 || {{dts|September 27}} || Organization || The [[wikipedia:Bitcoin Foundation|Bitcoin Foundation]] is founded.<ref>{{cite web |url=http://www.forbes.com/sites/jonmatonis/2012/09/27/bitcoin-foundation-launches-to-drive-bitcoins-advancement/ |first=Jon |last=Matonis |archivedate=January 23, 2013 |archiveurl=http://archive.is/0NaKf |title=Bitcoin Foundation Launches To Drive Bitcoin's Advancement |publisher=Forbes |date=September 27, 2012 |accessdate=June 12, 2017 |quote=Several months in the making, the Bitcoin Foundation launches this week}}</ref><ref name="liu" /> || {{w|United States}}
| 2013 || {{dts|April 11}} || {{w|Content creation}} || The subreddit r/BitcoinMarkets is created. As of March 28, 2020 it has 148,000 members.<ref>{{cite web |title=Sharing of ideas, tips, and strategies for increasing your Bitcoin trading profits |url=https://www.reddit.com/r/BitcoinMarkets/ |website=reddit.com |accessdate=28 March 2020}}</ref> ||
|-
| 2013 || {{dts|May 7}} || Currency adoption || Coinbase announces "the largest funding round to date for a Bitcoin startup, a $5 million investment led by [[wikipedia:Union Square Ventures|Union Square Ventures]]".<ref>{{cite web |url=https://blogs.wsj.com/venturecapital/2013/05/07/coinbase-nabs-5m-in-biggest-funding-for-bitcoin-startup/ |author=Sarah E. Needleman |date=May 7, 2013 |publisher=[[wikipedia:The Wall Street Journal|The Wall Street Journal]] |title=Coinbase Nabs $5M in Biggest Funding for Bitcoin Startup |accessdate=June 22, 2017}}</ref><ref name="liu" /> ||
|-
| 2013 || {{dts|May 14}} || Legal || The [[wikipedia:Dwolla|Dwolla]] account belonging to Mt. Gox is frozen due to a seizure warrant issued by the Department of Homeland Security.<ref>{{cite web |url=https://www.theverge.com/2013/5/15/4332698/dwolla-payments-mtgox-halted-by-homeland-security-seizure-warrant |date=May 15, 2013 |publisher=The Verge |author=Amar Toor |title=US seizes and freezes funds at biggest Bitcoin exchange |accessdate=June 22, 2017}}</ref><ref>{{cite web |url=https://arstechnica.com/tech-policy/2013/05/feds-seize-money-from-top-bitcoin-exchange-mt-gox/ |publisher=[[wikipedia:Ars Technica|Ars Technica]] |title=Feds seize money from Dwolla account belonging to top Bitcoin exchange Mt. Gox |author=Joe Mullin |date=May 14, 2013 |accessdate=June 22, 2017}}</ref><ref name="liu" /> ||
| 2013 || {{dts|September 13}} || Software version || Bitcoin-Qt version 0.8.5 is released.<ref>{{cite web |title=Bitcoin-Qt version 0.8.5 released |url=https://bitcoin.org/en/release/v0.8.5 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2013 || {{dts|September 26}} || Currency adoption || [[wikipedia:NASDAQ Private Market|SecondMarket]] begins raising money for the Bitcoin Investment Trust, an investment fund holding only bitcoins.<ref>{{cite web |url=https://dealbook.nytimes.com/2013/09/25/fund-to-let-investors-bet-on-price-of-bitcoins/ |first1=Peter |last1=Lattman |first2=Nathaniel |last2=Popper |date=September 25, 2013 |title=Fund to Let Investors Bet on Price of Bitcoins |publisher=[[wikipedia:The New York Times|The New York Times]] |accessdate=June 17, 2017 |quote=On Thursday, SecondMarket is expected to begin raising money for an investment fund — the first of its kind in the United States — that will hold only bitcoins, giving wealthy investors exposure to the trendy but controversial virtual currency.}}</ref> || {{w|United States}}
|-
| 2013 || {{dts|October 29}} || Technology || The first Bitcoin ATM in the world opens in {{w|Vancouver}}, {{w|Canada}}.<ref>{{cite web |title=World's First Bitcoin ATM Opens In Vancouver, Canada |url=https://mashable.com/2013/10/30/bitcoin-atm-2/ |website=mashable.com |accessdate=24 December 2019}}</ref> || {{w|Canada}}
| 2013 || {{dts|November 20}} || Milestone transaction || The [[wikipedia:University of Nicosia|University of Nicosia]] in Cyprus becomes the first university to accept payment for tuition in bitcoin.<ref name="liu" /><ref>{{cite web |url=https://motherboard.vice.com/en_us/article/xyw8yq/cyprus-university-students-can-pay-tuition-in-bitcoin-and-major-in-digital-currency |publisher=Motherboard |title=Cyprus' University Is the World's First to Accept Tuition in Bitcoin |author=Meghan Neal |date=November 20, 2013 |accessdate=June 23, 2017}}</ref><ref>{{cite web |url=https://www.geekwire.com/2013/cyprusbased-school-university-accept-bitcoin-tuition/ |title=This university is the first in the world to accept Bitcoin for tuition |publisher=GeekWire |author=Taylor Soper |date=November 20, 2013 |accessdate=June 23, 2017}}</ref> || {{w|Cyprus}}
|-
| 2013 || {{dts|November}} || Official response (warning) || The {{w|National Bank of Slovakia }} issues a warning to inform the general public that virtual currencies are not national currencies and that unauthorized currency production constitutes a criminal offense.<ref name="loc.govs"/> || {{w|Slovakia}}
|-
| 2013 || {{dts|December 3}} || Official response (warning) || Chinese regulators jointly issue a notice warning the public about the risks of bitcoin. The circular defines Bitcoin as “by nature a special virtual commodity,” which “does not have equal legal status as currencies” and “cannot and should not be circulated in the market as a currency.”<ref name="loc.govs"/> || {{w|China}}
| 2013 || {{dts|December 9}} || Software version || Bitcoin-Qt version 0.8.6 is released.<ref>{{cite web |title=Bitcoin-Qt version 0.8.6 released |url=https://bitcoin.org/en/release/v0.8.6 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2013 || {{dts|December 19}} || Official response (warning) || The [[w:Banque du Liban|Lebanese Central Bank ]] issues a notice to the country’s banks and financial institutions warning them of the dangers of using cybercurrencies, especially bitcoin.<ref name="loc.govs"/> || {{w|Lebanon}}
|-
| 2013 || {{dts|December}} || Official response (warning) || The {{w|People’s Bank of China}} and four other financial regulators issue a joint notice outlining the risks associated with bitcoin. The Chinese Government states that it is not a currency, and prohibits banks and other financial institutes from trading in it. However, it acknowledges the cryptocurrency as a “commodity traded online” and allows the public to buy and sell it as they please, with its only proviso being that they do so at their own risk.<ref name="scmp.comvv">{{cite web |title=Beijing bans bitcoin, but when did it all go wrong for cryptocurrencies in China? |url=https://www.scmp.com/news/china/economy/article/2132119/beijing-bans-bitcoin-when-did-it-all-go-wrong-cryptocurrencies |website=scmp.com |accessdate=22 December 2019}}</ref> || {{w|China}}
| 2014 || {{dts|February 7}} || [[w:Cryptocurrency and security|Security]] || The Bitcoin exchange [[wikipedia:Mt. Gox|Mt. Gox]] halts all bitcoin withdrawals due to insolvency after an apparently undetected theft that had been occurring since 2011.<ref>{{cite web |url=http://www.bloomberg.com/news/2014-02-07/bitcoin-price-falls-as-mt-gox-exchange-halts-activity.html |archiveurl=https://archive.is/ueuoH |archivedate=February 7, 2014 |publisher=Bloomberg |title=Bitcoin Price Plunges as Mt. Gox Exchange Halts Activity |date=February 7, 2014 |accessdate=June 12, 2017}}</ref> By the end of the month, Mt. Gox would file for bankruptcy protection.<ref name="The rise and fall of Mt. Gox">{{cite web |title=The rise and fall of Mt. Gox |url=https://www.fool.com/investing/2018/04/02/the-history-of-bitcoin.aspx |website=fool.com |accessdate=30 December 2019}}</ref> ||
|-
| 2014 || {{dts|February 10}} || Valuation || A {{w|flash crash}} occurs on the [[wikipedia:BTC-e|BTC-e]] exchange.<ref>{{cite web |url=https://en.bitcoin.it/wiki/February_10,_2014_flash_crash |title=February 10, 2014 flash crash |website=Bitcoin Wiki |accessdate=June 13, 2017}}</ref> ||
|-
| 2014 || {{dts|February 19}} || Official response (warning) || The {{w|Bank of Israel}} and several Israeli regulatory agencies issue a statement warning the public against dealing in virtual currencies. The warning lays out the dangers associated with trading in virtual currencies, including fraud, money laundering, and financing of terrorism, among others.<ref name="loc.govs"/> || {{w|Israel}}
| 2014 || {{dts|April 8}} || Software version || Bitcoin Core version 0.9.1 is released.<ref>{{cite web |title=Bitcoin Core version 0.9.1 released |url=https://bitcoin.org/en/release/v0.9.1 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2014 || {{dts|May 15}} || Security || The [[wikipedia:Stoned (computer virus)#Bitcoin blockchain incident|DOS Stoned incident]] occurs, when the signature of the [[w:Stoned (computer virus)|Stoned]] virus is inserted into the Bitcoin {{w|blockchain}}, causing {{w|Microsoft Security Essentials}} to recognize copies of the blockchain as the virus, prompting it to remove the file in question, and subsequently forcing the node to reload the block chain from that point, continuing the cycle.<ref>{{cite web|url=https://answers.microsoft.com/en-us/protect/forum/mse-protect_updating/microsoft-security-essentials-reporting-false/0240ed8e-5a27-4843-a939-0279c8110e1c?tm=1400189799602&auth=1|title=Microsoft Security Essentials reporting false positives in the Bitcoin blockchain, constantly notifying users.|website=answers.microsoft.com}}</ref><ref>{{cite web|url=https://www.theregister.co.uk/2014/05/18/bitcoin_user_stoned_on_virus_warnings/|title=Bitcoin blockchain allegedly infected by ancient 'Stoned' virus|first=Richard Chirgwin 18 May 2014 at 21:58|last=tweet_btn()|publisher=}}</ref>.<ref>{{cite web |url=https://en.bitcoin.it/wiki/DOS/STONED_incident |title=DOS/STONED incident |website=Bitcoin Wiki |accessdate=June 13, 2017}}</ref> ||
|-
| 2014 || {{dts|June 16}} || Software version || Bitcoin Core version 0.9.2 is released.<ref>{{cite web |title=Bitcoin Core version 0.9.2 released |url=https://bitcoin.org/en/release/v0.9.2 |website=bitcoin.org |accessdate=23 December 2019}}</ref> ||
|-
| 2014 || {{dts|October 2}} || Official response (warning) || The National Bank of Serbia makes announcement clarifying that “anyone investing in Bitcoins or engaging in any other activity involving virtual currencies shall do so at their own liability, bearing all financial risks and risks in terms of noncompliance with regulations governing foreign exchange operations, taxation, trade, etc.”<ref name="loc.govs"/> || {{w|Serbia}}
|-
| 2014 || {{dts|October 10}} || Education || American documentary film ''{{w|The Rise and Rise of Bitcoin}}'' is released. The film interviews multiple companies and people that have played important roles in the expansion of Bitcoin.<ref>{{cite web |title=The Rise and Rise of Bitcoin |url=https://www.imdb.com/title/tt2821314/ |website=imdb.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=THE RISE AND RISE OF BITCOIN |url=https://www.rottentomatoes.com/m/the_rise_and_rise_of_bitcoin |website=rottentomatoes.com |access-date=9 December 2020}}</ref> || {{w|United States}}
|-
| 2014 || {{dts|November}} || Official response (warning) || The Central Bank of Montenegro issues a warning saying that individuals may own Bitcoins at their own risk, although virtual currencies are not legal tender in the country.<ref name="loc.govs"/> || {{w|Montenegro}}
|-
| 2014 || {{dts|December}} || Official response (negative) || The South African Reserve Bank (SARB) issues a position paper on virtual currencies stating that only the SARB may issue legal tender and that decentralized convertible virtual currencies (DCVCs), including Bitcoin and {{w|Litecoin}}, are not legal tender in South Africa.<ref name="loc.govs"/> || {{w|South Africa}}
|-
| 2014 || {{dts|December}} || Literature || Greek-British Bitcoin advocate {{w|Andreas Antonopoulos}} publishes ''Mastering Bitcoin: Unlocking Digital Cryptocurrencies'', which treats about decentralized digital money.<ref>{{cite web |title=Mastering Bitcoin: Unlocking Digital Cryptocurrencies |url=https://www.amazon.com/Mastering-Bitcoin-Unlocking-Digital-Cryptocurrencies/dp/1449374042 |website=amazon.com |access-date=11 December 2020}}</ref> || {{w|United Kingdom}}
|-
| 2015 || {{dts|February 16}} || Software version || Bitcoin Core version 0.10.0 is released.<ref>{{cite web |url=https://bitcoin.org/en/release/v0.10.0 |title=Bitcoin Core version 0.10.0 released |accessdate=June 14, 2017}}</ref> ||
| 2015 || {{dts|August 15}} || {{w|Bitcoin fork}} || {{w|Bitcoin XT}} is initially released.<ref>{{cite book |last1=Taylor |first1=El-P. |last2=Taylor |first2=El-I. |title=The History and Growth of Bitcoin: A hindsight account of how rich you would be if you had bought Bitcoin 2009 - 2018 |url=https://books.google.com.ar/books?id=nA9eDwAAQBAJ&pg=PA4&lpg=PA4&dq=2015+August+15+Bitcoin+XT+is+initially+released.&source=bl&ots=fp5xUaH6KR&sig=ACfU3U1n6e3zKGFwFv80rCWrx8GPJkjncw&hl=en&sa=X&ved=2ahUKEwjb7qWYmdvmAhVLLLkGHW_iDRUQ6AEwD3oECA8QAQ#v=onepage&q=2015%20August%2015%20Bitcoin%20XT%20is%20initially%20released.&f=false}}</ref> ||
|-
| 2015 || {{dts|October 8}} || Competition {{w|Exchange company}} || [[wikipedia:Gemini (digital currency exchange)|Gemini]], the digital currency exchange started by the [[wikipedia:Winklevoss twins|Winklevoss twins]], begins trading.<ref>{{cite web |url=https://techcrunch.com/2015/10/05/winklevoss-twins-receive-approval-to-launch-bitcoin-exchange-gemini/ |date=October 5, 2015 |publisher=TechCrunch |title=Winklevoss Twins Receive Approval To Launch Bitcoin Exchange Gemini |author=Fitz Tepper |accessdate=June 30, 2017 |quote=The platform will be open for trading this Thursday, October 8, but has already begun accepting signups.}}</ref> ||
|-
| 2015 || {{dts|October 14}} || Software version || Bitcoin Core version 0.10.3 is released.<ref>{{cite web |title=Bitcoin Core version 0.10.3 released |url=https://bitcoin.org/en/release/v0.10.3 |website=bitcoin.org |accessdate=22 December 2019}}</ref> ||
| 2017 || {{dts|January || Official response (negative) || The Central Bank of the United Arab Emirates prohibits all transactions in “virtual currencies”, including cryptocurrencies.<ref name="loc.govs"/> || {{w|United Arab Emirates}}
|-
| 2017 || {{dts|February 27}} || Withdrawal Service shutdown || Coinbase announces that it will stop serving customers in {{w|Hawaii}} due to a regulatory change that requires the company to "hold cash reserves equal to any digital currency-denominated funds held for its customers".<ref>{{cite web |url=http://www.coindesk.com/coinbase-just-stopped-serving-bitcoin-hawaii/ |date=February 27, 2017 |title=Coinbase Just Stopped Serving Bitcoin Customers in Hawaii |publisher=CoinDesk |accessdate=June 28, 2017}}</ref> || {{w|United States}}
|-
| 2017 || {{dts|February}} || Official response (warning) || The Bank of Uganda warns against the use of cryptocurrencies in general and the services of an unlicensed entity called One Coin Digital Money, citing the absence of investor protection schemes and relevant regulatory mechanisms.<ref name="loc.govs"/> || {{w|Uganda}}
| 2017 || {{dts|March 10}} || Official response (regulation) || The United States [[wikipedia:U.S. Securities and Exchange Commission|Securities and Exchange Commission]] rejects the [[wikipedia:Winklevoss twins|Winklevoss twins]]' application for an exchange-traded fund tied to the price of Bitcoin.<ref>{{cite web |url=https://www.nytimes.com/2017/03/10/business/dealbook/winkelvoss-brothers-bid-to-create-a-bitcoin-etf-is-rejected.html |date=March 10, 2017 |publisher=[[wikipedia:The New York Times|The New York Times]] |title=S.E.C. Rejects Winklevoss Brothers' Bid to Create Bitcoin E.T.F. |author=Nathaniel Popper |accessdate=June 29, 2017}}</ref><ref>{{cite web |url=http://www.reuters.com/article/us-bitcoin-etf-idUSKBN16H2NU |first1=Trevor |last1=Hunnicutt |first2=Gertrude |last2=Chavez-Dreyfuss |date=March 11, 2017 |publisher=Reuters |title=U.S. regulators reject Bitcoin ETF, digital currency plunges |accessdate=June 29, 2017}}</ref> || {{w|United States}}
|-
| 2017 || {{dts|April}} || Withdrawal Service shutdown || The cryptocurrency exchange Poloniex announces it is suspending services in {{w|Washington State}}.<ref>{{cite web |url=https://www.cryptocoinsnews.com/bitcoin-poloniex-suspends-services-in-washington-state-impractical-policies/ |title=Poloniex Suspends Services in Washington State, Impractical Policies |publisher=CryptoCoinsNews |date=April 11, 2017 |accessdate=June 28, 2017 |author=Joseph Young}}</ref> || {{w|United States}}
|-
| 2017 || {{dts|April 1}} || Official response (regulation) || A Japanese law that brings bitcoin exchanges under anti-money laundering and [[wikipedia:Know your customer|know your customer]] rules as well as recognizing bitcoin as a form of prepaid payment instrument comes into effect.<ref>{{cite web |url=http://www.coindesk.com/japan-bitcoin-law-effect-tomorrow/ |date=April 1, 2017 |title=Japan's Bitcoin Law Goes Into Effect Tomorrow |author=Garrett Keirns |publisher=CoinDesk |accessdate=June 29, 2017}}</ref><ref>{{cite web |url=http://www.businessinsider.com/bitcoin-price-spikes-as-japan-recognizes-it-as-a-legal-payment-method-2017-4 |date=April 3, 2017 |title=Bitcoin spikes after Japan says it's a legal payment method |publisher=Business Insider |author=Jonathan Garber |accessdate=June 29, 2017}}</ref> || {{w|Japan}}
| 2017 || {{dts|September 27}} || Official response (warning) || The Monetary Authority of Macau (AMCM) issues a statement warning the financial industry and the public about the risks of virtual commodities and tokens. AMCM states: “Any trading of these commodities involves considerable risks, including but not limited to those relating to money laundering and terrorism financing, against which all participants should remain vigilant.”<ref name="loc.govs"/> || {{w|Macau}}
|-
| 2017 || {{dts|September 29}} || Official response (regulation) || Japan's {{w|Financial Services Agency}} (FSA) issues operating licenses to 11 Bitcoin exchanges.<ref>{{cite web|title=Japan Endorses 11 Different Crypto Exchanges, Turns Into Friendliest Asian Bitcoin Market|url=Japan's Financial Services Agency (FSA) has issued operating licenses https://news.bitcoin.com/japan-endorses-11-exchanges-transitions-to 11 -largest-bitcoin exchanges-market/#:~:text=29-,Japan%20Endorses%2011%20Different%20Crypto%20Exchanges%2C%20Turns%20Into%20Friendliest%20Asian,endorsing%2011%20different%20cryptocurrency%20exchanges.&text=This%20means%20Japan%20now%20represents,cryptocurrency%2Dfriendly%20countries%20in%20Asia.|website=bitcoin.com|accessdate=11 December 2017}}</ref><ref>{{cite web|title=Japan Issues Licenses for 11 Bitcoin Exchanges|url=https://www.coindesk.com/japans-finance-regulator-issues-licenses-for-11-bitcoin-exchanges/|website=coindesk.com|accessdate=11 December 2017}}</ref> || {{w|Japan}}
|-
| 2017 || {{dts|September}} || Official response (negative) || The Bank of Namibia issues a position paper noting that virtual currencies are not considered legal tender and are currently unregulated in the country.<ref name="loc.govs"/> || {{w|Namibia}}
| 2018 || {{dts|January 15}} || Official response (warning) || The National Bank of Tajikistan issues a statement warning the citizens about the risks associated with the use of cryptocurrency. The Bank clarifies that in Tajikistan cryptocurrency cannot be considered an official means of exchange or savings, or a unit of account.<ref name="loc.govs"/> || {{w|Tajikistan}}
|-
| 2018 || {{dts|January 16}} || Withdrawal Service shutdown || {{w|Bitconnect}} announces it would shut down its cryptocurrency exchange and lending operation after regulators from {{w|Texas}} and {{w|North Carolina}} issue a cease and desist order against it as it was suspected of being fraudulent.<ref name="bloomberg">{{Cite news|url=https://www.bloomberg.com/news/articles/2018-01-16/bitconnect-closes-exchange-as-states-warn-of-unregulated-sales|title=BitConnect Closes Exchange as States Warn of Unregulated Sales|last=Kharif|first=Olga|date=2018-01-16|work=Bloomberg|access-date=30 December 2019}}</ref><ref>{{Cite news|url=http://nymag.com/selectall/2018/01/ponzi-scheme-bitcoin-site-bitconnect-shuts-down.html|title=The Rise and Fall of BitConnect, the Sketchiest Crypto Exchange|last=Swearingen|first=Jake|date=2018-01-17|work=Select All|access-date=30 December 2019|publisher=New York Magazine|language=en}}</ref><ref>{{Cite news|url=http://www.nasdaq.com/article/crypto-news-update-20180117-00663|title=Crypto News Update|date=2018-01-17|work=NASDAQ.com|access-date=30 December 2019|language=en-us}}</ref> ||
|-
| 2018 || {{dts|January 17}} || Valuation || Bitcoin price falls to as low as $9,199.59, half its peak price, falling almost 19 percent within 24 hours, after Chinese authorities say they will strengthen a ban put in place late in 2017 to prevent its citizens from using cryptocurrency exchanges.<ref>{{cite web|title=Bitcoin Plunges to $10,000, Half Its Peak Price, as Investor Fears Blossom|url=http://fortune.com/2018/01/17/bitcoin-price-crash-regulation/|website=fortune.com|accessdate=31 January 2018}}</ref><ref>{{cite web|title=Bitcoin sinks below $10,000 and is now 50% off all-time high as cryptocurrency sell-off deepens|url=https://www.cnbc.com/2018/01/17/cryptocurrency-sell-off-continues-as-bitcoin-ethereum-sink.html|website=cnbc.com|accessdate=31 January 2018}}</ref><ref>{{cite web|title=Bitcoin drops below $10,000 as regulatory fears intensify|url=https://venturebeat.com/2018/01/17/bitcoin-drops-below-10000-as-regulatory-fears-intensify/|website=venturebeat.com|accessdate=31 January 2018}}</ref><ref>{{cite web|title=Bitcoin’s Price Is Plunging and Here’s Who to Blame|url=http://time.com/money/5105008/bitcoin-plummets-as-more-governments-crack-down-on-cryptocurrencies/|website=time.com|accessdate=31 January 2018}}</ref><ref>{{cite web|title=Regulatory fears hammer bitcoin below $10,000, half its peak|url=https://www.reuters.com/article/uk-global-bitcoin/regulatory-fears-hammer-bitcoin-below-10000-half-its-peak-idUSKBN1F60CG|website=reuters.com|accessdate=31 January 2018}}</ref> ||
| 2018 || {{dts|February 26}} || Software version || Bitcoin Core version 0.16.0 is released.<ref>{{cite web |title=Bitcoin Core version 0.16.0 released |url=https://bitcoin.org/en/release/v0.16.0 |website=bitcoin.org |accessdate=22 December 2019}}</ref> ||
|-
| 2018 || {{dts|February}} || Official response (regulation) || The [[w:Federal Ministry of Finance (Germany)|German Federal Ministry of Finance ]] publishes guidance on valueadded-tax (VAT) treatment of Bitcoin and other virtual currencies, and determines that transactions to exchange a traditional currency for Bitcoin or other virtual currencies and vice versa constitute the taxable supply of other services for consideration, but fall under the exemption from VAT.<ref name="loc.govs"/> || {{w|Germany}}
|-
| 2018 || {{dts|February}} || Official response (negative) || The National Securities Commission of Spain and the Bank of Spain issue a joint statement regarding the use of Bitcoin, noting that cryptocurrency is not issued, registered, authorized, or verified by any regulatory agency in the country.<ref name="loc.govs"/> || {{w|Spain}}
|-
| 2018 || {{dts|February}} || Official response (negative) || The {{w|Qatar Central Bank of Qatar }} warns citizens against trading in Bitcoin. The circular issued by the bank describes Bitcoin as illegal and unsupported by any central bank or government.<ref name="loc.govs"/> || {{w|Qatar}}
|-
| 2018 || {{dts|February}} || Official response (warning) || The Zambia Securities and Exchange Commission urges “any individuals or entities that are currently investing in or intend to invest in cryptocurrencies and related products/assets to exercise restraint and caution as they do so as the products/assets are largely unregulated and not subject to the jurisdiction of the Commission.”<ref name="loc.govs"/> || {{w|Zambia}}
|-
| 2018 || {{dts|March 1}} || Official response (negative) || The {{w|government of Armenia }} publishes a document stating that adoption of a proposed law on cryptocurrencies is not advisable given that the majority of the leading countries urge people to refrain from operations with cryptocurrencies.<ref name="loc.govs"/> || {{w|Armenia}}
|-
| 2018 || {{dts|March 14}} || Corporation policy || {{w|Google}} announces ban of all adverts for cryptocurrencies, including Bitcoin and {{w|initial coin offering}}s (ICOs), as it seeks to “tackle emerging threats”. Bitcoin valuation briefly falls below US$8,000 after the announcement.<ref>{{cite web |title=Bitcoin briefly falls below $8,000 after Google says it will ban cryptocurrency ads |url=https://www.cnbc.com/2018/03/14/bitcoin-falls-below-9000-after-google-bans-cryptocurrency-ads.html |website=cnbc.com |accessdate=22 December 2019}}</ref><ref>{{cite web |title=Google Bans Ads for Bitcoin and Other Cryptocurrencies |url=https://www.thewrap.com/google-bitcoin-ban-ads/ |website=thewrap.com |accessdate=22 December 2019}}</ref><ref>{{cite web |title=Google bans bitcoin adverts in cryptocurrency crackdown |url=https://www.theguardian.com/technology/2018/mar/14/google-bans-bitcoin-adverts-cryptocurrency-crackdown |website=theguardian.com |accessdate=22 December 2019}}</ref><ref>{{cite web |title=Google Bans Cryptocurrency Advertising, and Bitcoin Continues to Drop |url=https://gizmodo.com/google-bans-cryptocurrency-advertising-and-bitcoin-con-1823760813 |website=gizmodo.com |accessdate=22 December 2019}}</ref> ||
|-
| 2018 || {{dts|March 23}} || Official response (regulation) || The Ministry of Finance of Slovakia publishes guidance explaining that revenues stemming from cryptocurrencies must be taxed, and that any type of exchange (including virtual currency) must be considered to be a taxable transfer.<ref name="loc.govs"/> || {{w|Slovakia}}
|-
| 2018 || {{dts|March 23}} || Literature || Saifedean Ammous publishes ''The Bitcoin Standard: The Decentralized Alternative to Central Banking'', which analyzes the historical context to the rise of Bitcoin.<ref>{{cite web |title=The Bitcoin Standard: The Decentralized Alternative to Central Banking |url=https://www.amazon.com/Bitcoin-Standard-Decentralized-Alternative-Central/dp/1119473861 |website=amazon.com |access-date=10 December 2020}}</ref> ||
|-
| 2018 || {{dts|March 28}} || Official response (regulation) || A Presidential Decree in Belarus on the development of the digital economy comes into effect, and permits buying, selling, exchanging, and mining cryptocurrency. Individuals are permitted to engage in mining; acquire tokens; and exchange, sell, donate, bequeath, and otherwise dispose of cryptocurrency. Income generated by mining and operations in cryptocurrencies is exempt from taxation until 2023.<ref name="loc.govs"/> || {{w|Belarus}}
|-
| 2018 || {{dts|March 30}} || Official response (negative) || The Kazakhstan {{w|National Bank of Kazakhstan}} states its conservative position on the issue of cryptocurrencies and adds that legislative amendments had already been prepared to prohibit the purchase and sale of cryptocurrencies for national currency, ban the activity of exchanges, and ban any type of mining.<ref name="loc.govs"/> || {{w|Kazakhstan}}
|-
| 2018 || {{dts|March}} || Official response (warning) || The [[w:Commission de Surveillance du Secteur Financier|Financial Sector Monitoring Commission of Luxembourg ]] issues a statement warning about the risks of investing in cryptocurrencies.<ref name="loc.govs"/> || {{w|Luxembourg}}
|-
| 2018 || {{dts|March}} || Official response (regulation) || Mexico enacts law which includes a chapter on operations virtual assets (cryptocurrencies), defining them as representations of value electronically registered and utilized by the public as a means of payment for all types of legal transactions, which may only be transferred electronically.<ref name="loc.govs"/> || {{w|Mexico}}
|-
| 2018 || {{dts|March}} || Official response (regulation) || The {{w|National Agency for Fiscal Administration }} of Romania declares that income from transactions with cryptocurrencies are taxable.<ref name="loc.govs"/> || {{w|Romania}}
|-
| 2018 || {{dts|March}} || Official response (warning) || The {{w|Swedish Central Bank }} announces that “Bitcoins are not money.”<ref name="loc.govs"/> || {{w|Sweden}}
|-
| 2018 || {{dts|March}} || Official response (negative) || The Moroccan Exchange Office informs the public that the transactions effectuated through virtual currencies constitute a violation of the exchange regulations and are subject to penalties and fines provided by the texts in force.<ref name="loc.govs"/> || {{w|Morocco}}
|-
| 2018 || {{dts|April 6}} || Official response (negative) || The {{w|Reserve Bank of India }} issues a notification prohibiting banks, lenders and other regulated financial institutions from “dealing with virtual currencies.”<ref name="loc.govs"/> || {{w|India}}
|-
| 2018 || {{dts|April 22}} || Official response (negative) || The {{w|Central Bank of Iran }} announces ban on the handling of cryptocurrencies by all Iranian financial institutions, including banks and credit institutions. Currency exchanges are also banned from buying and selling, including adopting measures to facilitate or promote them.<ref name="loc.govs"/> || {{w|Iran}}
|-
| 2018 || {{dts|April 26}} || Mining || The 17 millionth of 21 million Bitcoins is mined.<ref>{{cite web |title=There are now 17 million bitcoins in existence — only 4 million left to ‘mine’ |url=https://www.cnbc.com/2018/04/26/there-are-now-17-million-bitcoins-in-existence--only-4-million-left-to-mine.html |website=cnbc.com |accessdate=22 December 2019}}</ref> ||
|-
| 2018 || {{dts|December 25}} || Software version || Bitcoin Core version 0.17.1 is released.<ref>{{cite web |title=Bitcoin Core version 0.17.1 released |url=https://bitcoin.org/en/release/v0.17.1 |website=bitcoin.org |accessdate=22 December 2019}}</ref> ||
|-
| 2019 || {{dts|January 1}} || Mining || The government of {{w|Abkhazia}} temporarily shuts down 15 mining farms in the country, in a short-term measure meant to alleviate power shortages during the cold winter months. The shut down facilities have a total power capacity of 8,950 kWt, and their consumption is equal to that of 1,800 households.<ref>{{cite web |title=Abkhazia Temporarily Shuts Down 15 Mining Farms |url=https://news.bitcoin.com/abkhazia-temporarily-shuts-down-15-mining-farms/ |website=news.bitcoin.com |access-date=8 December 2020}}</ref><ref>{{cite web |title=Abkhazia Temporarily Shuts Down 15 Mining Farms |url=https://www.flipmycrypt.com/news/abkhazia-temporarily-shuts-down-15-mining-farms |website=flipmycrypt.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=Abkhazia Temporarily Shuts Down 15 Mining Farms |url=http://thedopeuniversity.com/abkhazia-temporarily-shuts-down-15-mining-farms/ |website=thedopeuniversity.com |access-date=9 December 2020}}</ref> || {{w|Abkhazia}}
|-
| 2019 || {{dts|January}} || Currency adoption || Coin-cashing machines operating company {{w|Coinstar}} announces it will start selling Bitcoin at grocery stores.<ref>{{cite web |title=Coinstar machines will start selling Bitcoin at the grocery store |url=https://techcrunch.com/2019/01/17/bitcoin-coinstar-coinme/ |website=techcrunch.com |access-date=8 December 2020}}</ref> || {{w|United States}}
|-
| 2019 || {{dts|May 2}} || Software version || Bitcoin Core version 0.18.0 is released.<ref>{{cite web |title=Bitcoin Core version 0.18.0 released |url=https://bitcoin.org/en/release/v0.18.0 |website=bitcoin.org |accessdate=22 December 2019}}</ref> ||
|-
| 2019 || {{dts|May 21}} || Literature || American author {{w|Ben Mezrich}} publishes ''Bitcoin Billionaires: A True Story of Genius, Betrayal and Redemption'', which tells the story of brothers Tyler and Cameron Winklevoss's big bet on Bitcoin. The book parallels ''The Accidental Billionaires'', published in 2009 by the same author.<ref>{{cite web |title=Bitcoin Billionaires: A True Story of Genius, Betrayal, and Redemption |url=https://www.amazon.com/Bitcoin-Billionaires-Genius-Betrayal-Redemption/dp/1250217741 |website=amazon.com |access-date=10 December 2020}}</ref> || {{w|United States}}
|-
| 2019 || {{dts|June}} || Education || The [[w:Ministry of National Education|French education ministry]] announces the inclusion of Bitcoin in the school curriculum, noting how it will use the cryptocurrency to help students think about the characteristics of money.<ref>{{cite web |title=QU’EST-CE QUE LA MONNAIE ET COMMENT EST-ELLE CRÉÉE ? |url=https://cache.media.eduscol.education.fr/file/SES/96/5/RA19_Lycee_G_SPE_SES_1ere_monnaie-ses_1172965.pdf |website=cache.media.eduscol.education.fr |access-date=7 December 2020}}</ref> || {{w|France}}
|-
| 2019 || {{dts|August 9}} || Software version || Bitcoin Core version 0.18.1 is released.<ref>{{cite web |title=Bitcoin Core version 0.18.1 released |url=https://bitcoin.org/en/release/v0.18.1 |website=bitcoin.org |accessdate=22 December 2019}}</ref> ||
|-
| 2019 || {{dts|October 24}} || Software version || Bitcoin Core version 0.19.0.1 is released.<ref>{{cite web |title=Bitcoin Core version 0.19.0.1 released |url=https://bitcoin.org/en/release/v0.19.0.1 |website=bitcoin.org|accessdate=22 December 2019}}</ref> ||
|-
| 2019 || {{dts|November 6}} || Partnership || Tokens.net partners with {{w|Bitcoin.com}} as an Official Simple Ledger Protocol (SLP) Partner. SLP is a protocol for token creation on the Bitcoin Cash (BCH) chain, promoting {{w|tokenization}} of assets in a simple way, as well as providing electronic wallets, block explorers, social media bots, token faucets and back-end infrastructure, as well as protocols for token creation and consulting for token resources and development.<ref>{{cite web |title=Tokens.net Seals Partnership With Bitcoin.com as an Official SLP Partner |url=https://news.bitcoin.com/tokens-net-seals-partnership-with-bitcoin-com-as-an-official-slp-partner/ |website=news.bitcoin.com |access-date=8 December 2020}}</ref><ref>{{cite web |title=Tokens.net Seals Partnership With Bitcoin.com as an Official SLP Partner |url=https://www.uptrennd.com/post-detail/tokens-net-seals-partnership-with-bitcoin-com-as-an-official-slp-partner~MTcxMDcw |website=uptrennd.com |access-date=9 December 2020}}</ref> ||
|-
| 2019 || November 20 || Currency adoption || {{w|Bitcoin.com}} launches the US$200 million Bitcoin Cash Ecosystem Fund, which focuses on payment solutions and non-custodial financial services for {{w|Bitcoin Cash}}.<ref>{{cite web |title=Bitcoin.com Launches $200M Bitcoin Cash Investment Fund |url=https://cointelegraph.com/news/bitcoincom-launches-200m-bitcoin-cash-investment-fund |website=cointelegraph.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Bitcoin.com to Launch $200 Million BCH Ecosystem Investment Fund |url=https://news.bitcoin.com/bitcoin-com-to-launch-200-million-bch-ecosystem-investment-fund/ |website=news.bitcoin.com |access-date=7 December 2020}}</ref> ||
|-
| 2020 || Early February || Mining || The {{w|Chinese government}} shuts Bitcoin mining farms in order to contain the outbreak of the {{w|COVID-19}} epidemic in the country.<ref>{{cite web |title=China Shuts Bitcoin Mining Farms Following Coronavirus Epidemic |url=https://www.financemagnates.com/cryptocurrency/news/china-shuts-bitcoin-mining-farms-following-coronavirus-epidemic/ |website=financemagnates.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Coronavirus shuts down Chinese Bitcoin mine |url=https://decrypt.co/18609/coronavirus-shuts-down-chinese-bitcoin-mine |website=decrypt.co |access-date=9 December 2020}}</ref> || {{w|China}}
|-
| 2020 || {{dts|March 9}} || Software version || Bitcoin Core version 0.19.1 is released.<ref>{{cite web |title=Bitcoin Core version 0.19.1 released |url=https://bitcoin.org/en/release/v0.19.1 |website=bitcoin.org |accessdate=28 March 2020}}</ref> ||
|-
| 2020 || {{dts|April 8}} || {{w|Bitcoin fork}} || {{w|Bitcoin Cash}} undergoes halving event, reducing its block rewards by half, and causing many miners to see gross margins drop to near zero.<ref>{{cite web |title=Bitcoin Cash Undergoes ‘Halving’ Event, Casting Shadow on Miner Profitability |url=https://www.coindesk.com/bitcoin-cash-undergoes-halving-event-casting-shadow-on-miner-profitability |website=coindesk.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Bitcoin Cash "halving event" could cause many miners to give up |url=https://www.techradar.com/news/bitcoin-cash-halving-event-could-cause-many-miners-to-give-up |website=techradar.com |access-date=7 December 2020}}</ref> ||
|-
| 2020 || {{dts|May 16}} || Mining || The third Bitcoin halving should take place around this date on block 630,000.<ref name="BITCOIN CLOCK"/><ref>{{cite web |title=Bitcoin Halving Countdown |url=https://bravenewcoin.com/data-and-charts/bitcoin-halving |website=bravenewcoin.com |accessdate=29 March 2020}}</ref><ref name="Bitcoin Halving, Explained">{{cite web |title=Bitcoin Halving, Explained |url=https://www.coindesk.com/bitcoin-halving-explainer |website=coindesk.com |accessdate=29 March 2020}}</ref> The amount of new Bitcoins issued every 10 minutes will drop from 12.5 Bitcoins to 6.25.<ref name="BITCOIN CLOCK"/> ||
|-
| 2020 || {{dts|June 3}} || Software version || Bitcoin Core version 0.20.0 is released.<ref>{{cite web |title=Bitcoin Core version 0.20.0 released |url=https://bitcoin.org/en/release/v0.20.0 |website=bitcoin.org |access-date=9 December 2020}}</ref> ||
|-
| 2020 || {{dts|June 10}} || Currency adoption || Asia-Pacific bottling company {{w|Coca-Cola Amatil}} starts offering Bitcoin payment options in {{w|Australia}} and {{w|New Zeland}}, with more than 2,000 vending machines in those countries letting customers buy a Coke with bitcoin.<ref>{{cite web |title=Coca-Cola Distributor Offers Bitcoin Payment Options for Aussie Vending Machines |url=https://www.coindesk.com/coca-cola-bottler-signs-on-to-bring-crypto-transactions-to-the-mainstream |website=coindesk.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Coca-Cola Distributor Offers Bitcoin Payment Options for Aussie Vending Machines |url=https://www.nasdaq.com/articles/coca-cola-distributor-offers-bitcoin-payment-options-for-aussie-vending-machines-2020-06 |website=nasdaq.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=Coca-Cola Distributor Offers Bitcoin Payment Options for Aussie Vending Machines |url=https://www.techchecknews.com/curated/coca-cola-distributor-offers-bitcoin-payment-options-for-aussie-vending-machines/ |website=techchecknews.com |access-date=9 December 2020}}</ref> || {{w|Australia}}, {{w|New Zeland}}
|-
| 2020 || {{dts|July 15}} || Security || A reported 130 high-profile {{w|Twitter}} are compromised by outside parties to promote a [[w:2020 Twitter bitcoin scam|bitcoin scam]]. Twitter would later confirm that the perpetrators had gained access to Twitter's administrative tools so that they could alter the accounts themselves and post the tweets directly.<ref>{{cite web |title=17-year-old accused of masterminding Twitter bitcoin scam |url=https://www.cnbc.com/2020/07/31/twitter-bitcoin-scam-masterminded-by-17-year-old.html |website=cnbc.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=High‑profile Twitter accounts hacked to promote Bitcoin scam |url=https://www.welivesecurity.com/2020/07/16/high-profile-twitter-accounts-hacked-bitcoin-scam/ |website=welivesecurity.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=17-year-old ‘mastermind,’ 2 other suspects behind Twitter hack, Bitcoin scam |url=https://www.winknews.com/2020/07/31/17-year-old-mastermind-arrested-for-hacking-famous-twitter-accounts/ |website=winknews.com |access-date=9 December 2020}}</ref> ||
|-
| 2020 || {{dts|August 1}} || Software version || Bitcoin Core version 0.20.1 is released.<ref>{{cite web |title=Bitcoin Core version 0.20.1 released |url=https://bitcoin.org/en/release/v0.20.1 |website=bitcoin.org |access-date=9 December 2020}}</ref> ||
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| 2020 || {{dts|August}} || Currency adoption || American {{w|business intelligence}} company {{w|MicroStrategy}} announces having purchased 21,454 bitcoins at a price of US$250 million, with the purpose to hold as a treasury reserve asset.<ref>{{cite web |title=MicroStrategy Adopts Bitcoin as Primary Treasury Reserve Asset |url=https://www.bloomberg.com/press-releases/2020-08-11/microstrategy-adopts-bitcoin-as-primary-treasury-reserve-asset |website=bloomberg.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=MicroStrategy Adopts Bitcoin as Primary Treasury Reserve Asset |url=https://ir.microstrategy.com/news-releases/news-release-details/microstrategy-adopts-bitcoin-primary-treasury-reserve-asset#:~:text=11%2C%202020%2D%2D%20MicroStrategy%20%C2%AE,inclusive%20of%20fees%20and%20expenses. |website=ir.microstrategy.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=MicroStrategy Buys $250M in Bitcoin, Calling the Crypto ‘Superior to Cash’ |url=https://www.coindesk.com/microstrategy-bitcoin-buy-protects-against-fiat-inflation |website=coindesk.com |access-date=9 December 2020}}</ref> || {{w|United States}}
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| 2020 || {{dts|September 26}} || {{w|Bitcoin fork}} || {{w|Bitcoin Unlimited}} has its stable release.<ref>{{cite web |title=BCH Unlimited release 1.9.0.1 with electrscash |url=https://github.com/BitcoinUnlimited/BitcoinUnlimited/releases/tag/BCHunlimited1.9.0.1 |website=github.com |access-date=9 December 2020}}</ref> ||
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| 2020 || {{dts|October 8}} || Currency adoption || American payments company {{w|Square, Inc.}} announces having purchased 4,709 bitcoins (about US$50 million) in investment, representing 1% of the firm’s total assets.<ref>{{cite web |title=Square Puts 1% of Total Assets in Bitcoin in Surprise $50M Investment |url=https://finance.yahoo.com/news/square-puts-1-total-assets-131029394.html#:~:text=(%2D0.30%25)-,Square%20Puts%201%25%20of%20Total%20Assets%20in,in%20Surprise%20%2450M%20Investment&text=Square%2C%20the%20payments%20company%20helmed,of%20the%20firm's%20total%20assets. |website=finance.yahoo.com |access-date=8 December 2020}}</ref><ref>{{cite web |title=Square Puts 1% of Total Assets in Bitcoin in Surprise $50M Investment |url=https://www.coindesk.com/square-buys-50m-in-bitcoin |website=coindesk.com |access-date=8 December 2020}}</ref><ref>{{cite web |title=Square, Inc. Invests $50 Million in Bitcoin |url=https://squareup.com/us/en/press/2020-bitcoin-investment |website=squareup.com |access-date=8 December 2020}}</ref> ||
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| 2020 || {{dts|October 21}} || Currency adoption || American {{w|financial services}} company {{w|PayPal}} announces a new service allowing all users in the United States buy, hold, or sell bitcoin using PayPal.<ref>{{cite web |title=PayPal to allow cryptocurrency buying, selling and shopping on its network |url=https://www.reuters.com/article/paypal-cryptocurrency/paypal-to-allow-cryptocurrency-buying-selling-and-shopping-on-its-network-idUSL1N2HB14U |website=reuters.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=PayPal and Venmo will offer and accept cryptocurrency for all online payments |url=https://www.theverge.com/2020/10/21/21527288/paypal-cryptocurrency-support-buy-sell-venmo-bitcoin |website=theverge.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=PayPal Launches New Service Enabling Users to Buy, Hold and Sell Cryptocurrency |url=https://newsroom.paypal-corp.com/2020-10-21-PayPal-Launches-New-Service-Enabling-Users-to-Buy-Hold-and-Sell-Cryptocurrency |website=newsroom.paypal-corp.com |access-date=9 December 2020}}</ref> || {{w|United States}}
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| 2020 || {{dts|November 19}} || Fraud case || The Chinese police seizes crypto assets worth more than US$4.2 billion (including 194,775 BTC) from PlusToken, a cryptocurrency {{w|Ponzi scheme}} disguised as a high-yield investment program.<ref>{{cite web |title=Chinese police have seized $4.2 billion cryptos from PlusToken Ponzi crackdown |url=https://www.theblockcrypto.com/post/85873/china-seize-billion-cryptos-from-plustoken-crackdown |website=theblockcrypto.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Plus Token (PLUS) Scam – Anatomy of a Ponzi |url=https://boxmining.com/plus-token-ponzi/ |website=boxmining.com |access-date=10 December 2020}}</ref> || {{w|China}}
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| 2020 || November 23 || Early development || Researchers analyzing Satoshi Nakamoto’s activities conclude that he was launched Bitcoin from {{w|London}}.<ref>{{cite web |title=Satoshi Nakamoto Lived in London While Working on Bitcoin. Here’s How We Know. |url=https://chainbulletin.com/satoshi-nakamoto-lived-in-london-while-working-on-bitcoin-heres-how-we-know/ |website=chainbulletin.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Research Suggests Satoshi Nakamoto Launched Bitcoin From London |url=https://cryptopotato.com/research-suggests-satoshi-nakamoto-launched-bitcoin-from-london/ |website=cryptopotato.com |access-date=7 December 2020}}</ref> || {{w|United Kingdom}}
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| 2020 || November 26 || Official response (regulation) || The Russian prime minister outlines the government’s plans to recognize Bitcoin and other cryptocurrencies as property with legal protection.<ref>{{cite web |title=Russia to Recognize Bitcoin as Property With Legal Protection |url=https://news.bitcoin.com/russia-recognize-bitcoin-property-legal-protection/ |website=news.bitcoin.com |access-date=7 December 2020}}</ref> || {{w|Russia}}
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| 2020 || November 30 || Valuation || Bitcoin reaches a new all time high of $19,860, surpassing the previous peak of $19,783 from December 2017.<ref>{{cite web |title=Bitcoin hits an all-time high of just under $20,000 |url=https://thestrawgroup.com/bitcoin-hits-an-all-time-high-of-just-under-20000/ |website=thestrawgroup.com |access-date=9 December 2020}}</ref><ref>{{cite web |title=Bitcoin hits a new all-time high today as $50,000 per coin by the end of 2020 predicted |url=https://www.express.co.uk/finance/city/1366601/Bitcoin-price-news-latest-new-all-time-high-bitcoin-trend-max-keiser |website=express.co.uk |access-date=9 December 2020}}</ref><ref>{{cite web |title=Bitcoin hits an all-time high of just under US$20,000 |url=https://www.ctvnews.ca/sci-tech/bitcoin-hits-an-all-time-high-of-just-under-us-20-000-1.5210183?cache=yesclipId104062%3FclipId%3D104059 |website=ctvnews.ca |access-date=9 December 2020}}</ref> ||
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| 2020 || December 3 || Currency adoption || Private German bank {{w|Hauck & Aufhäuser}} announces launch of a cryptocurrency fund which includes {{w|Bitcoin}}, {{w|Ethereum}}, and [[w:Stellar (payment network)|Stellar]], in an attempt to pursue a passive investment strategy.<ref>{{cite web |title=Hauck & Aufhäuser und Kapilendo starten ersten Kryptofonds |url=https://www.hauck-aufhaeuser.com/presseinformation-hauck-aufhaeuser-und-kapilendo-starten-ersten-kryptofonds |website=hauck-aufhaeuser.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=Private German Bank to Launch Cryptocurrency Fund |url=https://www.coindesk.com/private-german-bank-hauck-aufhauser-cryptocurrency-fund |website=coindesk.com |access-date=7 December 2020}}</ref><ref>{{cite web |title=German Bank Hauck & Aufhauser to Launch Cryptocurrency Fund in January 2021 |url=https://www.coinspeaker.com/hauck-aufhauser-crypto-fund-2021/ |website=coinspeaker.com |access-date=9 December 2020}}</ref> ||
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| 2024 || March–June || Mining || The fourth Bitcoin halving will happen at block 840,000.<ref name="BITCOIN CLOCK"/> ||
