A Faucett Perú 727 airliner disappeared without a trace off the coast of Newfoundland, Canada.
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Two planes crashed into the World Trade Towers in New York City.
The popular children's book 'Five on a Treasure Island' featuring the 'Famous Five,' written by Enid Blyton, was published.
Florence Chadwick became the first female to swim across the English Channel and back.
President George Washington appointed Alexander Hamilton as the first Secretary of the US Treasury.
NASA revealed that water vapor was discovered in the atmosphere of an Earth-size planet, the exoplanet K2-18b.