Carl Nassib became the first openly-gay NFL player to play a regular-season game.
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Louis St. Laurent resigned as the prime minister of Canada.
New Hampshire became the 9th state to join the United States of America.
Construction on the world's longest railway in Russia was completed.
King Louis XVI, Marie Antoinette, and their immediate family fled their home at the beginning of the French Revolution.
A Dutch pensions advisor, Johan de Witt, was severely wounded in a knife attack.
