The day after being appointed, Adolf Hitler called for new elections to ensure he would win majority votes.
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The first American satellite, Explorer 1, was launched into space.
A chimpanzee named Ham became the first primate to go to space aboard the US MR-2 spacecraft.
NASA's Apollo 14 spacecraft was launched and headed for the moon.
The United Kingdom left the European Union, also known as 'Brexit.'
New Zealand golfer Lydia Ko became the youngest golfer to rank No. 1 in the world.