Kentucky became the 15th state to join the United States of America.
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Baseball and war hero Hank Gowdy became the first player to enlist in the US Army during World War II.
Charles II of England and Louis XIV of France signed the Secret Treaty of Dover.
CNN made its debut as the first 24-hour news channel.
642 million people voted in India's general election, setting the record for the world’s largest election.
The European Union expanded the 1951 Stresa Convention.
