The cryptocurrency “Bitcoin” was created, providing a new digital currency.
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Leonardo da Vinci unsuccessfully tried to fly his famous Flying Machine invention for the first time.
Workers began construction on the Brooklyn Bridge in New York.
During the Battle of Princeton, British forces were defeated in New Jersey by George Washington's revolutionary army.
The Mars Polar Lander was launched.
A woman in Rome became the first person to receive a bionic hand that can sense touch.
