1,400 Cuban exiles failed to overthrow Fidel Castro after landing in the Bay of Pigs on the south coast of Cuba.
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American boarding house owner Mary Surratt was arrested for taking part in President Lincoln's assassination.
Using gene therapy, eight babies suffering from ''bubble boy disease" were cured in Memphis, Tennessee.
Seven Irish prisoners broke out of the Western Australian Colony's Fremantle Prison and fled to the US.
Slavery in Ethiopia came to an end thanks to Emperor Haile Selassie.
A US National Reconnaissance Office mission launched on a reused SpaceX booster for the first time.
