Game of Thrones premiered on HBO.
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American boarding house owner Mary Surratt was arrested for taking part in President Lincoln's assassination.
A US National Reconnaissance Office mission launched on a reused SpaceX booster for the first time.
The United Kingdom officially created its first National Park, the Peak District National Park.
Ford Mustang went on sale for the first time.
1,400 Cuban exiles failed to overthrow Fidel Castro after landing in the Bay of Pigs on the south coast of Cuba.
