Boston became the first American city to have a town meeting.
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Identical twins were no longer identical after one returned from a mission to space.
American inventor Eli Whitney was granted a patent for a ground-breaking new type of cotton gin.
Finland became the world's happiest country.
US President John F. Kennedy's body was moved to its final resting place in Virginia.
OpenAI released GPT-4, an upgraded version of their popular artificial intelligence chatbot.
