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| 1660 || Animal testing || Anglo-Irish scientist {{w|Robert Boyle}} theorizes that living beings need air to live{{snd}}something unknown at the time. Using animals, Boyle tests and proves his theories.<ref name="History of Animal Testing"/> || {{w|United Kingdom}}
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| 1700s || Animal testing || Scientists like Stephen Hales and Luigi Galvani use animals to prove their scientific theories. Some of the theories proved during the 1700's 1700s include animation caused by electricity, respiration as combustion, and blood pressure theories.<ref name="History of Animal Testing"/> ||
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| 1724 – 1804 || Ethical Development || German philosopher {{w|Immanuel Kant}} acknowledges the sentience of non-human species.<ref name="Medical Testing on Animals: A Brief History"/> ||
