The first vice president of the United States, John Adams, was sworn in.
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The Apollo 16 lunar module landed on the surface of the Moon.
Climate change activist Greta Thunberg gave a speech in London, leading to protests across the city for four days.
The Surgeon's Photograph, the most famous photo of the Loch Ness Monster, was published.
American Psychologist Timothy Leary and Star Trek creator Gene Roddenberry were launched into orbit after being cremated.
American singer and civil rights activist Nina Simone died at 70 from breast cancer.
