The Human Genome Project was completed in London, England.
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US President Joe Biden announced the withdrawal of all US troops from Afghanistan by September 11, 2021.
5,200 Jews from Athens arrived at Auschwitz.
The Battle of Forum Gallorum took place to besiege Julius Caesar's assassin, Decimus Junius Brutus.
President Abraham Lincoln was assassinated.
The French Revolutionary War began after France declared war on Austria.
