Changes

This is a '''timeline of {{w|Bitcoin}}''', attempting to describe the evolution of the cryptocurrency and its influence around the world. All {{w|Bitcoin Core}} version updates are included.

** Sort the full timeline by "Event type" and look for the group of rows with value "Valuation".

** See the Visual data section which provides graphs illustrating the valuation of Bitcoin.

* What are some milestone transactions involving Bitcoin?

** 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"

** 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}}.

==Big picture==

| 2013 || First crash || The price of one Bitcoin reaches US$1,000 for the first time. Shortly after, the price quickly begins to decline, plummetting to around U$300. It would take more than two years before the price reached $1,000 again.<ref name="A Short History Of Bitcoin And Crypto Currency Everyone Should Read">{{cite web |title=A Short History Of Bitcoin And Crypto Currency Everyone Should Read |url=https://www.forbes.com/sites/bernardmarr/2017/12/06/a-short-history-of-bitcoin-and-crypto-currency-everyone-should-read/#593a48143f27 |website=forbes.com |accessdate=30 December 2019}}</ref>

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| 2017 || Mainstream popularity || Bitcoin sees a roughly 20-fold rise since the beginning of the year, growing also exponentially in popularity. Throughout 2017, Bitcoin value would grow from US$900 to almost US$20,000.

| 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.

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== Visual Data ==

=== Wikipedia pageviews ===

=== Google Trends ===

==Full timeline==

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| 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> ||

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| 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> ||

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| 2009 || {{dts|November 22}} || {{w|Content creation}} || Bitcoin Talk, a discussion forum about Bitcoin, is created.<ref>{{cite web |url=https://en.bitcoin.it/wiki/BitcoinTalk |title=BitcoinTalk - Bitcoin Wiki |accessdate=June 24, 2017}}</ref> ||

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| 2009 || {{dts|December 30}} || || The first difficulty increase occurs, from 1 to 1.18.<ref>{{cite web |url=https://blockchain.info/block/000000004f2886a170adb7204cb0c7a824217dd24d11a74423d564c4e0904967 |title=Bitcoin Block #32256 |accessdate=June 14, 2017}}</ref><ref>{{cite web |url=http://www.ggtrust.com/currency/files/2015/06/3.-Basics-of-Cryptocurrency.pdf |title=PowerPoint Presentation - 3.-Basics-of-Cryptocurrency.pdf |accessdate=June 14, 2017}}</ref><ref name="cat_hist" /> ||

| 2010 || {{dts|March 17}} || Organization ([[w:Bitcoin exchange|exchange company]]) || BitcoinMarket.com starts operating as the first bitcoin exchange. The price per Bitcoin is of around US$0.003 at the time.<ref>{{cite web |title=Bitcoin History part 3 |url=https://www.pivot.one/share/post/5c21d34e595ce716ecc10970?uid=5baf14acf3098d7b5b37ac16&invite_code=CVWPZS |website=pivot.one |accessdate=30 December 2019}}</ref> ||

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| 2010 || {{dts|May 22}} || Milestone transaction || Laszlo Hanyecz (laszlo) reports that he has traded 10,000 of his bitcoins for two pizzas ordered by Jeremy Sturdivant (jercos). This transaction is the first documented purchase of a good using bitcoin.<ref>{{cite web |url=https://en.bitcoin.it/wiki/Laszlo_Hanyecz |title=Laszlo Hanyecz |publisher=Bitcoin Wiki |accessdate=June 12, 2017}}</ref><ref>{{cite web |url=https://en.bitcoin.it/wiki/Jercos |title=Jercos |publisher=Bitcoin Wiki |accessdate=June 12, 2017}}</ref><ref>{{cite web |url=https://bitcointalk.org/index.php?topic=137.0 |title=Pizza for bitcoins? |accessdate=June 12, 2017}}</ref> || {{w|United States}}

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| 2010 || {{dts|July}} || Organization ([[w:Bitcoin exchange|exchange company]]) || Ross Ulbricht begins the development of Silk Road.<ref name="popper_digitial_gold" /> ||

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| 2010 || {{dts|July 18}} || Organization ([[w:Bitcoin exchange|exchange company]]) || {{w|Mt. Gox}}, a bitcoin exchange founded by Jed McCaleb, is announced.<ref>{{cite web |url=https://www.gwern.net/docs/2014-mccaleb |author=Jed McCaleb |date=February 16, 2014 |title=Jed McCaleb interview |website=Gwern.net |accessdate=June 12, 2017}}</ref><ref>{{cite web |url=https://bitcointalk.org/index.php?topic=444.0 |title=New Bitcoin Exchange (mtgox.com) |accessdate=June 12, 2017 |author=mtgox}}</ref> McCaleb had heard about Bitcoin from the Slashdot post several days earlier.<ref name="popper_digitial_gold" /> ||

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| 2011 || {{dts|April 16}} || Literature || Jerry Brito's "Online Cash Bitcoin Could Challenge Governments, Banks" is published on ''Time''.<ref>{{cite web |url=http://techland.time.com/2011/04/16/online-cash-bitcoin-could-challenge-governments/ |publisher=TIME.com |title=Online Cash Bitcoin Could Challenge Governments, Banks |author=Jerry Brito |date=April 16, 2011 |accessdate=June 24, 2017}}</ref> Nathaniel Popper calls this "the first mainstream news coverage for Bitcoin".<ref name="popper_digitial_gold" /> || {{w|United States}}

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| 2011 || {{dts|April}} (late){{snd}}May (early) || Notable people || The final emails from Satoshi Nakamoto are from this period.<ref name="popper_digitial_gold" /> ||

| 2011 || {{dts|June 1}} || [[W:cryptocurrency exchange|Exchange company]] || [[w:BTCC (company)|BTCC]] launches as a bitcoin trading platform that enables its users to buy and sell bitcoins in the native Chinese CNY currency.<ref>{{cite web |title=BTCC |url=https://www.crunchbase.com/organization/btcc#section-overview |website=crunchbase.com |accessdate=24 December 2019}}</ref> ||

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| 2011 || {{dts|June 15}} || {{w|Content creation}} || The Bitcoin mining subreddit, r/BitcoinMining, is created. As of March 28, 2020 it has 37,300 members.<ref>{{cite web |title=Bitcoin Mining Forums: Turning Computers Into Cash Since 2011 |url=https://www.reddit.com/r/BitcoinMining/ |website=reddit.com |accessdate=28 March 2020}}</ref> ||

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| 2011 || {{dts|June 19}} || [[w:Cryptocurrency and security|Security]] || Mt. Gox is hacked, causing the price of bitcoin to drop "from $17 to 1 penny in less than an hour".<ref name="popper_digitial_gold" /><ref name="The rise and fall of Mt. Gox"/> ||

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| 2011 || {{dts|July 26}} || [[w:Cryptocurrency and security|Security]] || The Polish exchange site Bitomat temporarily goes offline.<ref>{{cite web |url=https://en.bitcoin.it/wiki/Bitomat |title=Bitomat |website=Bitcoin Wiki |accessdate=June 25, 2017}}</ref> It would later be announced that the private keys belonging to customers' Bitcoin addresses were accidentally deleted.<ref name="popper_digitial_gold" /> || {{w|Poland}}

| 2011 || {{dts|August}} (late) || Conference || The Bitcoin Conference & World Expo NYC 2011, organized by Bruce Wagner of ''The Bitcoin Show'', takes place.<ref name="popper_digitial_gold" /> || {{w|United States}}

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| 2012 || {{dts|April 24}} || Website launch || Satoshi Dice (now called [[wikipedia:MegaDice|MegaDice]]), a betting site, is announced on Bitcoin Talk by [[wikipedia:Erik Voorhees|Erik Voorhees]].<ref>{{cite web |url=https://bitcointalk.org/index.php?topic=77870.0 |title=SatoshiDICE.com - The World's Most Popular Bitcoin Game |accessdate=June 27, 2017}}</ref><ref>{{cite web |url=https://en.bitcoin.it/wiki/Satoshi_Dice |title=Satoshi Dice |website=Bitcoin Wiki |accessdate=June 27, 2017}}</ref> ||

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| 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> ||

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| 2012 || {{dts|June 15}} || 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> ||

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| 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}}

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| 2012 || {{dts|November 15}} || Milestone transaction || [[wikipedia:WordPress.com|WordPress.com]] begins accepting bitcoins for the purchase of upgrades.<ref name="firsts" /><ref>{{cite web |url=https://en.blog.wordpress.com/2012/11/15/pay-another-way-bitcoin/ |title=Pay Another Way: Bitcoin |date=November 15, 2012 |publisher=The WordPress.com Blog |accessdate=June 12, 2017}}</ref> ||

| 2012 || {{dts|November 29}} || Mining || The first Bitcoin halving event occurs at block height 210,000.<ref name="bitcoinblockhalf.coms">{{cite web |title=Bitcoin Block Reward Halving Countdown |url=https://www.bitcoinblockhalf.com/?fbclid=IwAR0PTtSY7ijsIWcHG6lop31QepEDsZo47ZTwrnKvk9hTYHkU4J8_BsNG-Tw |website=bitcoinblockhalf.com |accessdate=29 March 2020}}</ref> From then on, the amount of new Bitcoins issued every 10 minutes drops from 50 bitcoins to 25.<ref name="BITCOIN CLOCK">{{cite web |title=BITCOIN CLOCK |url=https://www.buybitcoinworldwide.com/bitcoin-clock/ |website=buybitcoinworldwide.com |accessdate=29 March 2020}}</ref> ||

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| 2013 || || Mining || The Bitcoin startup 21 is founded as 21e6. The company produces specialized bitcoin mining chips and also works toward the mass adoption of bitcoin by "building bitcoin products for the general public".<ref>{{cite web |url=https://blogs.wsj.com/digits/2015/03/10/secretive-bitcoin-startup-21-reveals-record-funds-hints-at-mass-consumer-play/ |author=Michael J. Casey |publisher=[[wikipedia:The Wall Street Journal|The Wall Street Journal]] |title=Secretive Bitcoin Startup 21 Reveals Record Funds, Hints at Mass Consumer Play |accessdate=June 28, 2017 |date=March 10, 2015}}</ref><ref name="popper_digitial_gold" /> ||

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| 2013 || {{dts|February 15}} || {{w|Content creation}} || The subreddit r/Jobs4Bitcoins is created. As of March 28, 2020 it has 27,100 members.<ref>{{cite web |title=Jobs4Bitcoins: Find Work, Find Workers! |url=https://www.reddit.com/r/Jobs4Bitcoins/ |website=reddit.com |accessdate=28 March 2020}}</ref> ||

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| 2013 || {{dts|March 2}} || Organization || {{w|CloudHashing}} is founded. It is a bitcoin mining-as-a-service company offering cloud mining contracts.<ref>{{cite web |title=CloudHashing |url=https://www.crunchbase.com/organization/cloudhashing#section-overview |website=crunchbase.com |accessdate=24 December 2019}}</ref> ||

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| 2013 || {{dts|March 18}} || Official response || The [[wikipedia:Financial Crimes Enforcement Network|Financial Crimes Enforcement Network]] (FinCEN) releases guidance on using virtual currencies.<ref>{{cite web |url=https://www.fincen.gov/statutes_regs/guidance/html/FIN-2013-G001.html |archiveurl=https://web.archive.org/web/20130319213642/https://www.fincen.gov/statutes_regs/guidance/html/FIN-2013-G001.html |title=FIN-2013-G001 |date=March 18, 2013 |archivedate=March 19, 2013}}</ref><ref name="liu" /> ||

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| 2013 || {{dts|March 28}} || {{w|Market capitalization}} || Bitcoin market capitalization passes $1 billion.<ref>{{cite web |url=http://spectrum.ieee.org/computing/networks/bitcoin-hits-1billion |publisher=IEEE Spectrum: Technology, Engineering, and Science News |author=Morgen Peck |date=April 2, 2013 |title=Bitcoin Hits $1 Billion |accessdate=June 13, 2017}}</ref><ref name="cat_hist" /> ||

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| 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> ||

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| 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 17}} || Conference || The first official Bitcoin conference takes place in San Jose.<ref name="liu" /> ||

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| 2013 || {{dts|July 23}} || Legal || Trendon T. Shavers is "sued by the Securities and Exchange Commission on Tuesday and accused of running a fund that collected bitcoins from investors, promising them 7 percent weekly returns".<ref>{{cite web |url=https://dealbook.nytimes.com/2013/07/23/s-e-c-says-texas-man-operated-bitcoin-ponzi-scheme/ |author=Nathaniel Popper |date=July 23, 2013 |title=S.E.C. Says Texas Man Operated Bitcoin Ponzi Scheme |publisher=[[wikipedia:The New York Times|The New York Times]] |accessdate=June 17, 2017}}</ref> ||

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| 2013 || {{dts|July 30}} || Organization || {{w|BitGive Foundation}} is founded.<ref>{{cite web |title=BitGive Foundation |url=https://www.crunchbase.com/organization/bitgive-foundation#section-overview |website=crunchbase.com |accessdate=24 December 2019}}</ref> ||

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| 2013 || {{dts|August}} || Official response (regulation) || The German Finance Ministry characterizes Bitcoin as a {{w|unit of account}},<ref name="Marketwatch20130819">{{cite web |url=http://blogs.marketwatch.com/thetell/2013/08/19/bitcoins-are-private-money-in-germany/ |title=Bitcoins are private money in Germany |last=Vaishampayan |first=Saumya |date=19 August 2013 |website={{w|Marketwatch}}|accessdate= 30 December 2019}}</ref> usable in [[w:Clearing house (finance)|multilateral clearing circles]] and subject to capital gains tax if held less than one year.<ref name="FAZ20130816">{{cite news|url=http://www.faz.net/aktuell/finanzen/devisen-rohstoffe/digitale-waehrung-deutschland-erkennt-bitcoins-als-privates-geld-an-12535059.html|title=Deutschland erkennt Bitcoins als privates Geld an (Germany recognizes Bitcoin as private money) |last=Nestler |first=Franz|date=16 August 2013 |website={{w|Frankfurter Allgemeine Zeitung}}|accessdate= 30 December 2019}}</ref> || {{w|Germany}}

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| 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}}

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| 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}}

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| 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}}

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| 2014 || {{dts|February}} || Official response (warning) || The Central Bank of Jordan (CBJ) warns the public against the use of Bitcoin.<ref name="loc.govs"/> || {{w|Jordan}}

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| 2014 || {{dts|March 25}} || Official response (regulation) || In its first substantive ruling on cryptocurrencies, the United States {{w|Internal Revenue Service}} states that Bitcoin will be treated as property for tax purposes.<ref>{{cite web |url=https://www.bloomberg.com/news/articles/2014-03-25/bitcoin-is-property-not-currency-in-tax-system-irs-says |title=Bitcoin Is Property Not Currency in Tax System, IRS Says |date=March 25, 2014 |first1=Richard |last1=Rubin |first2=Carter |last2=Dougherty |publisher=Bloomberg Business |archiveurl=https://web.archive.org/web/20150202014708/https://www.bloomberg.com/news/articles/2014-03-25/bitcoin-is-property-not-currency-in-tax-system-irs-says |archivedate=February 2, 2015}}</ref><ref>{{cite web |url=https://bitcoinmagazine.com/articles/the-united-states-is-falling-behind-in-bitcoin-regulation-1461604211/ |publisher=Bitcoin Magazine |title=The United States Is Falling Behind in Bitcoin Regulation |author=Kyle Torpey |date=April 25, 2016 |accessdate=June 29, 2017}}</ref> || {{w|United States}}

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| 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> ||

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| 2014 || {{dts|August 11}} || Official response (negative) || The United States [[wikipedia:Consumer Financial Protection Bureau|Consumer Financial Protection Bureau]] begins taking complaints about Bitcoin.<ref>{{cite web |url=https://www.washingtonpost.com/news/the-switch/wp/2014/08/11/consumer-bureau-now-taking-and-expecting-bitcoin-complaints/ |publisher=[[wikipedia:The Washington Post|The Washington Post]] |title=Consumer bureau now taking — and expecting — Bitcoin complaints |author=Nancy Scola |date=August 11, 2014 |accessdate=June 29, 2017}}</ref><ref>{{cite web |url=https://www.consumerfinance.gov/about-us/blog/consumer-advisory-virtual-currencies-and-what-you-should-know-about-them/ |title=Consumer advisory: Virtual currencies and what you should know about them |author=Will Wade-Gery |date=August 11, 2014 |publisher=Consumer Financial Protection Bureau |accessdate=June 29, 2017}}</ref> || {{w|United States}}

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| 2014 || {{dts|August}} || Official response (negative) || The Central Bank of Iceland announces that bitcoin is not a recognized currency and even if it was, purchases of bitcoins would still be illegal as such purchases would violate the foreign transactions restrictions in place.<ref name="loc.govs"/> || {{w|Iceland}}

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| 2014 || {{dts|June}} || Official response (regulation) || Canadian law is enacted as the world’s first national law on digital currencies, and the world’s first treatment in law of digital currency financial transactions under national anti-money laundering law. The new law treats virtual currencies, including Bitcoin, as “money service businesses” for the purposes of the anti-money laundering law.<ref name="loc.govs"/> || {{w|Canada}}

| 2014 || {{dts|September 18}} || Research || Coin Center, a non-profit group focused on cryptocurrency research and advocacy, is established.<ref>{{cite web |url=https://www.washingtonpost.com/news/the-switch/wp/2014/09/18/bitcoin-gets-an-industry-backed-advocacy-group/ |publisher=[[wikipedia:The Washington Post|The Washington Post]] |title=Bitcoin gets an industry-backed advocacy group |author=Nancy Scola |date=September 18, 2014 |accessdate=June 29, 2017}}</ref> ||

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| 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}}

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| 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}}

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| 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}}

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| 2015 || {{dts|February}} || Technology || Joseph Poon and Thaddeus Dryja publish a draft of the {{w|Lightning Network}} white paper.<ref>{{cite web|url=https://web.archive.org/web/20150228162703/http://lightning.network/|title=Lightning Network whitepaper 0.5 by Joseph Poon and Thaddeus Dryja|date=28 February 2015}}</ref><ref name="FTAlpha20190612">{{cite news |url=https://ftalphaville.ft.com/2019/06/12/1560351485000/SegWit-and-the-bitcoin-transaction-fee-conspiracy-theory/ |title=SegWit and the bitcoin transaction fee conspiracy theory |work=FT Alphaville |publisher=FT|date=2018-03-21 }}</ref> ||

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| 2015 || {{dts|June 4}} || Official response (negative) || Coinbase suspends operations in Wyoming due to a regulatory legislation.<ref>{{cite web |url=http://www.coindesk.com/coinbase-suspends-operations-in-wyoming/ |date=June 4, 2015 |title=Coinbase Suspends Operations in Wyoming |publisher=CoinDesk |accessdate=June 28, 2017}}</ref> ||

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| 2015 || {{dts|August 8}} || Official response (regulation) || The [[wikipedia:BitLicense|BitLicense]], a business license for virtual currency activities, comes into effect in New York. The regulation causes numerous Bitcoin companies to suspend operations in New York.<ref>{{cite web |url=http://www.bizjournals.com/newyork/news/2015/08/12/the-great-bitcoin-exodus-has-totally-changed-new.html |date=August 12, 2015 |title=Coinsetter filed its BitLicense application in New York even as many other bitcoin startups leave |author=Michael del Castillo |publisher=New York Business Journal |accessdate=June 29, 2017}}</ref> || {{w|United States}}

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| 2015 || {{dts|October 8}} || {{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> ||

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| 2015 || {{dts|October 22}} || Official response (regulation) || The European Court of Justice states that transactions to exchange a traditional currency for bitcoin or other virtual currencies and vice versa constitute the supply of services for consideration, but fall under the exemption from value-added tax (VAT). Buying or selling bitcoin is therefore exempt from VAT in all EU Member States.<ref name="loc.govs"/> || {{w|European Union}}

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| 2015 || {{dts|October}} || Blockchain company || {{w|Bitwala}} is founded in {{w|Germany}} as a {{w|blockchain}} banking service.<ref>{{cite web |title=Bitwala |url=https://www.crunchbase.com/organization/bitwala#section-overview |website=crunchbase.com |accessdate=1 January 2020}}</ref> || {{w|Germany}}

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| 2015 || {{dts|December 16}} || Official response (regulation) || A working group under the Financial System Council in Japan compiles a draft proposal on regulations for virtual currencies that are traded on the Internet.<ref>{{cite web |url=http://www.japantimes.co.jp/news/2015/12/17/business/japan-panel-eyes-registration-system-for-virtual-currency-exchanges |title=Japan to consider regulating cybercurrency exchanges after Mt. Gox debacle |date=December 17, 2015 |publisher=The Japan Times |accessdate=June 29, 2017}}</ref> || {{w|Japan}}

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| 2016 || {{dts|February 10}} || {{w|Bitcoin fork}} || {{w|Bitcoin Classic}} is released.<ref>{{cite web |title=Bitcoin Classic Publishes Code That Could Double Bitcoin’s Block Size |url=https://www.coindesk.com/bitcoin-classic-publish-code-block-size |website=coindesk.com |accessdate=29 December 2019}}</ref><ref>{{cite web |title=Bitcoin Classic Shuts Down As Staff Claim Bitcoin Cash Will Rule ‘In 6 Months’ |url=https://cointelegraph.com/news/bitcoin-classic-shuts-down-as-staff-claim-bitcoin-cash-will-rule-in-6-months |website=cointelegraph.com |accessdate=29 December 2019}}</ref><ref>{{cite web |title=Bitcoin Nodes Summary |url=https://bitcoinchain.com/nodes |website=bitcoinchain.com |accessdate=29 December 2019}}</ref> ||

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| 2016 || {{dts|June 11}} || Market capitalization || Bitcoin market capitalization reaches US$ 10 billion.<ref>{{cite web |title=Bitcoin Price Rally Rages on, Market Cap Passes $10Bn USD |url=https://news.bitcoin.com/bitcoin-price-market-cap-10-billion/ |website=news.bitcoin.com |accessdate=2 January 2020}}</ref> ||

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| 2016 || {{dts|August 2}} || [[w:Cryptocurrency and security|Security]] || The [[wikipedia:Bitfinex hack|Bitfinex hack]] is first announced.<ref>{{cite web |url=http://www.reuters.com/article/us-bitfinex-hacked-hongkong-idUSKCN10E0KP |author=Clare Baldwin |date=August 3, 2016 |publisher=Reuters |title=Bitcoin worth $72 million stolen from Bitfinex exchange in Hong Kong |accessdate=June 12, 2017 |quote=Bitcoin plunged just over 23 percent on Tuesday after the news broke.}}</ref> ||

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| 2016 || {{dts|September}} || Official response (regulation) || A Ministerial Resolution in Italy addresses aspects of the tax treatment of bitcoin and other cybercurrencies, and holds that the value added tax (VAT) does not apply to transactions in which cybercurrencies are exchanged for traditional currencies or vice versa.<ref name="loc.govs"/> || {{w|Italy}}

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| 2016 || {{dts|September 28}} || Official response (warning) || The National Bank of Macedonia issues a warning against cryptocurrencies, and reminds Macedonian residents that they are not allowed to have bank accounts or securities abroad, with certain exceptions, and therefore, investments by residents in cryptocurrencies are also not allowed.<ref name="loc.govs"/> || {{w|Macedonia}}

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| 2016 || {{dts|November 17}} || Official response (regulation) || The United States {{w|Internal Revenue Service}} sends a request (a John Doe summons) to Coinbase "asking for the records of all customers who bought virtual currency from the company from 2013 to 2015".<ref>{{cite web |url=https://www.nytimes.com/2016/11/19/business/dealbook/irs-is-seeking-tax-evaders-who-use-bitcoin.html |date=November 18, 2016 |publisher=[[wikipedia:The New York Times|The New York Times]] |title=Bitcoin Users Who Evade Taxes Are Sought by the I.R.S. |author=Nathaniel Popper |accessdate=June 30, 2017}}</ref> || {{w|United States}}

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| 2017 || {{dts|January 1}} || Official response (regulation) || As of the start of 2017, thirteen US states have "clearly defined positions and/or regulations in regards to the blockchain and digital currency industry".<ref>{{cite web |url=http://news.dinbits.com/2017/01/state-of-regulation-2017-bitcoin-and.html |title=State of Regulation 2017, Bitcoin and Blockchain Regulation in the United States |date=January 17, 2017 |publisher=dinbits |accessdate=June 29, 2017}}</ref> || {{w|United States}}

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| 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}}

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| 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}}

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| 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 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}}

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| 2017 || {{dts|June 13}} || Organization ([[w:Bitcoin exchange|exchange company]]) || Gemini, the digital currency exchange started by the [[wikipedia:Winklevoss twins|Winklevoss twins]], begins operating in Washington State after it is granted a license to do so.<ref>{{cite web |url=https://www.cryptoninjas.net/2017/06/13/gemini-now-licensed-provide-digital-asset-exchange-services-washington-state/ |title=Gemini now licensed to provide digital asset exchange services in Washington State |publisher=CryptoNinjas |date=June 13, 2017 |accessdate=June 30, 2017}}</ref> || {{w|United States}}

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| 2017 || {{dts|June}} || Research || The {{w|People's Bank of China}} establishes a research institute dedicated to digital currencies.<ref name="scmp.comvv"/><ref>{{cite web |title=China’s Central Bank Opens New Digital Currency Research Institute |url=https://www.coindesk.com/chinas-central-bank-opens-new-digital-currency-research-institute |website=coindesk.com |accessdate=22 December 2019}}</ref> || {{w|China}}

| 2017 || {{dts|June}} || Official response (warning) || The Financial Superintendency of Colombia warns that bitcoin is not currency in Colombia and therefore may not be considered legal tender susceptible of cancelling debts.<ref name="loc.govs"/> || {{w|Colombia}}

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| 2017 || {{dts|July 4}} || Official response (warning) || The Saudi Arabian Monetary Agency issues a warning against bitcoin because it is not being monitored or supported by any legitimate financial authority.<ref name="loc.govs"/> || {{w|Saudi Arabia}}

| 2017 || {{dts|September 8}} || Official response (regulation) || Russia’s Finance Minister {{w|Anton Siluanov}} announces plan to regulate the circulation of bitcoin and other crypto-currencies involving Russian citizens and firms.<ref>{{cite web|title=Russia is Working on Legalizing Status of Bitcoin, Other Cryptocurrencies: RT|url=https://cointelegraph.com/news/russia-is-working-on-legalizing-status-of-bitcoin-other-cryptocurrencies-rt|website=cointelegraph.com|accessdate=11 December 2017}}</ref><ref>{{cite web|title=‘They’re real’: Russia eyes regulating Bitcoin & other cryptocurrencies|url=https://www.rt.com/business/402594-cryptocurrency-russia-regulation-law/|website=rt.com|accessdate=11 December 2017}}</ref><ref>{{cite web|title=Russia to regulate Bitcoin market: finance minister|url=https://www.reuters.com/article/us-russia-bitcoin/russia-to-regulate-bitcoin-market-finance-minister-idUSKCN1BJ1WB|website=reuters.com|accessdate=11 December 2017}}</ref> || {{w|Russia}}

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| 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=https://news.bitcoin.com/japan-endorses-11-exchanges-transitions-to-largest-bitcoin-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}}

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| 2017 || {{dts|November 2}} || Official response (regulation) || The Commercial Register Office in the Swiss Canton of Zug starts accepting Bitcoin and Ethereum as payment for administrative costs.<ref name="loc.govs"/> || {{w|Switzerland}}

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| 2017 || {{dts|November 12}} || {{w|Bitcoin fork}} || {{w|Bitcoin Gold}} is launched as the second project to fork away from the Bitcoin blockchain to create a new coin in the year.<ref>{{cite web |title=Bitcoin Gold Launches on November 12 |url=https://bitcoinmagazine.com/articles/bitcoin-gold-launches-tomorrow1 |website=bitcoinmagazine.com |accessdate=29 December 2019}}</ref><ref>{{cite web |title=Bitcoin Gold Launch – 12th November 2017 (19:00 UTC) |url=https://cryptocoinmastery.com/bitcoin-gold-launch/ |website=cryptocoinmastery.com |accessdate=29 December 2019}}</ref><ref>{{cite web |title=Bitcoin Gold Will Finally Launch on November 12 |url=https://themerkle.com/bitcoin-gold-will-finally-launch-on-november-12/ |website=themerkle.com |accessdate=29 December 2019}}</ref><ref>{{cite web |title=Bitcoin Gold to Launch on November 12, But Will Anyone Care? |url=https://www.ccn.com/bitcoin-gold-to-launch-on-november-12-but-will-anyone-care/ |website=ccn.com |accessdate=29 December 2019}}</ref> ||

| 2018 || {{dts|February 15}} || Official response (warning) || The National Bank of Moldova issues a statement recommending that citizens be as cautious as possible in deciding whether to invest in crypto-assets, given the technical characteristics of cryptocurrency, its high volatility, and the absence of any regulation that would protect investors.<ref name="loc.govs"/> || {{w|Moldova}}

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| 2018 || {{dts|February}} || Official response (regulation) || The {{w|Israeli government}} confirms that it would treat bitcoin and other cryptocurrencies as a kind of property instead of currency, making it therefore taxable as such.<ref>{{cite web |title=Israel Confirms It Will Tax Bitcoin as Property |url=https://www.coindesk.com/israel-confirms-will-tax-bitcoin-property |website=coindesk.com |accessdate=22 December 2019}}</ref> || {{w|Israel}}

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| 2018 || {{dts|February}} || Corporation policy || Payment processors [[w:Visa Inc.|Visa]] and {{w|Mastercard}} re-classifiy bitcoin purchases viewing them as “cash advances,” a category that brings an additional 5% fee to those virtual currency purchases on credit cards.<ref>{{cite web |title=Mastercard, Visa Now Classify Bitcoin Purchases as ‘Cash Advances,’ Leading to Fees |url=https://bankinnovation.net/allposts/biz-lines/payments/mastercard-visa-now-classify-bitcoin-purchases-as-cash-advances-leading-to-fees/ |website=bankinnovation.net |accessdate=22 December 2019}}</ref> ||

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| 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}}

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| 2018 || {{dts|May 21}} || Milestone transaction || Banco Masventas, a bank in {{w|Argentina}}, starts using Bitcoin for cross-border payments. <ref>{{cite web |title=A Bank In Argentina Is Now Using Bitcoin for Cross-Border Payments |url=https://www.coindesk.com/bank-argentina-just-added-bitcoin-cross-border-payments |website=coindesk.com |accessdate=23 December 2019}}</ref> || {{w|Argentina}}

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| 2018 || {{dts|June 22}} || Official response (regulation) || The Financial Services Agency (FSA), Japan’s top financial regulator, issues six new business improvement orders. The orders to Bitflyer, Tech Bureau, Bitpoint Japan, Btcbox, Bitbank, and Quoine follow the agency’s first rejection of a crypto exchange registration on June 7.<ref>{{cite web |title=Japan Penalizes Crypto Exchanges - Yakuza Involvement Confirmed |url=https://news.bitcoin.com/japan-penalizes-crypto-exchanges-yakuza-involvement-confirmed/ |website=news.bitcoin.com |accessdate=23 December 2019}}</ref> || {{w|Japan}}

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| 2018 || {{dts|August}} || Technology || A reported 3,500 Bitcoin ATMs (BATM) are installed worldwide.<ref>{{cite web |title=Bitcoin ATMs Now In The Thousands Around the World |url=https://news.bitcoin.com/bitcoin-atms-now-in-the-thousands-around-the-world/ |website=news.bitcoin.com |accessdate=25 December 2019}}</ref><ref>{{cite web |title=There Are Now More Than 3,500 Bitcoin ATMs Worldwide |url=https://www.ccn.com/there-are-now-more-than-3500-bitcoin-atms-worldwide/ |website=ccn.com |accessdate=25 December 2019}}</ref> ||

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| 2018 || {{dts|September}} || [[w:Cryptocurrency and security|Security]] || A {{w|Bitcoin Cash}} developer discovers the vulnerability CVE-2018-17144 in the Bitcoin Core software that could allow an attacker to crash vulnerable Bitcoin Core nodes and exceed the 21 million coin limit.<ref>{{Cite news|url=https://bitcoincore.org/en/2018/09/20/notice/|title=CVE-2018-17144 Full Disclosure|work=Bitcoin Core|access-date=23 December 2019|language=en}}</ref> ||

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| 2018 || {{dts|September 14}} || [[w:Cryptocurrency and security|Security]] || Hackers steal 6.7 billion yen (US$60 million) in Bitcoin and two other cryptocurrencies from Japan-based cryptocurrency exchange Zaif.<ref>{{cite web |title=Hackers stole $60 million from a crypto exchange in Japan's second major bitcoin heist this year |url=https://www.businessinsider.com/bitcoin-hackers-steal-60-million-cryptocurrency-japanese-exchange-2018-9 |website=businessinsider.com |accessdate=25 December 2019}}</ref><ref>{{cite web |title=Crypto Exchange Zaif Hacked In $60 Million Bitcoin Theft |url=https://www.coindesk.com/crypto-exchange-zaif-hacked-in-60-million-6000-bitcoin-theft |website=coindesk.com |accessdate=25 December 2019}}</ref><ref>{{cite web |title=Japanese Regulated Exchange Zaif Hacked – Nearly 6000 BTC Stolen |url=https://news.bitcoin.com/japanese-regulated-exchange-zaif-hacked-btc/ |website=news.bitcoin.com |accessdate=25 December 2019}}</ref> ||

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| 2018 || {{dts|November 15}} || Bitcoin fork || A hard fork chain split of Bitcoin Cash occurs between two rival factions, Bitcoin Cash and Bitcoin SV.<ref name="Bloom17112018">{{cite news |last1=Kharif |first1=Olga |title=Bitcoin Cash Clash Is Costing Billions With No End in Sight|url=https://www.bloomberg.com/news/articles/2018-11-16/bitcoin-cash-clash-is-costing-billions-with-no-end-in-sight |accessdate=18 November 2018 |publisher=Bloomberg |date=17 November 2018}}</ref><ref>{{Cite news |url=https://www.bloomberg.com/news/articles/2018-11-23/bitcoin-cash-wars-end-with-no-relief-for-biggest-cryptocurrency |title=Bitcoin Cash Wars End With No Relief for Biggest Cryptocurrency |last1=Kharif |first1=Olga |date=23 November 2018 |publisher=Bloomberg |access-date=2 January 2020}}</ref> On the first day, Bitcoin Cash trades at about US$289 and Bitcoin SV trades at about $96.50, down from $425.01 a day earlier for the un-split Bitcoin Cash.<ref name="Bloom15112018">{{cite news |last1=Kharif |first1=Olga |title=Bitcoin Cash Fork Hits Investors' Pocketbooks as Two Coins Slip |url=https://www.bloomberg.com/news/articles/2018-11-15/bitcoin-cash-fork-hits-investors-pocketbooks-as-two-coins-slip |accessdate=18 November 2018 |publisher=Bloomberg |date=15 November 2018}}</ref> ||

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| 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}}

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| 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}}

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| 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}}

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| 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}}

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| 2019 || {{dts|October 18}} || Mining || The 18 millionth bitcoin is mined.<ref>{{cite web |title=Satoshi Nakaboto: ‘18 million of the 21 million Bitcoins have now been mined’ |url=https://thenextweb.com/hardfork/2019/10/19/satoshi-nakaboto-18-million-of-the-21-million-bitcoins-have-now-been-mined/ |website=thenextweb.com |accessdate=22 December 2019}}</ref><ref>{{cite web |title=Happy 18 Millionth Bitcoin! BTC Scarcity Implies Large Price Rally |url=https://www.newsbtc.com/2019/10/19/happy-18-millionth-bitcoin-btc-scarcity-implies-large-price-rally/ |website=newsbtc.com |accessdate=22 December 2019}}</ref><ref>{{cite web |title=The 18 Millionth Bitcoin Will Be Mined Today |url=https://cryptopotato.com/today-the-18-millionth-bitcoin-will-be-mined/ |website=cryptopotato.com |accessdate=22 December 2019}}</ref> ||

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| 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> ||

| 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}}

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| 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"/> ||

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| 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}}

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| 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}} || 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|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 || 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"/> ||

|-

| 2140 || || Mining || The last Bitcoin will be mined around this year due to block reward halving.<ref>{{cite web |url=https://bitcoin.stackexchange.com/questions/10486/when-will-the-last-bitcoin-be-mined |title=When will the last Bitcoin be mined? |accessdate=June 23, 2017}}</ref><ref>{{cite web |url=https://en.bitcoin.it/wiki/Controlled_supply#Projected_Bitcoins_Long_Term |title=Controlled supply - Bitcoin Wiki |accessdate=June 23, 2017 |quote=If the mining power had remained constant since the first Bitcoin was mined, the last Bitcoin would have been mined somewhere near October 8th, 2140. Due to the mining power having increased overall over time, as of block 367,500 - assuming mining power remained constant from that block forward - the last Bitcoin will be mined on May 7th, 2140.}}</ref> ||

|}

===What the timeline is still missing===

* TODO Add more events about exchange rate changes

* TODO Add CVEs and other incidents related to security and bad transactions

==See also==

* [[Timeline of e-commerce]]

* [[Timeline of money transfer]]