A fire broke out in Hamburg, Germany. It burned for over 100 hours, killed 51 people, and destroyed 1,700 homes.
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Prussia and Russia signed the Treaty of Saint Petersburg, which ended seven years of war between the two.
During his second voyage to the New World, Christopher Columbus spotted Jamaica and landed at Discovery Bay.
Eugene Bullard became the first African-American military pilot after acquiring his pilot's license from the Aéro-Club de France.
Kublai Khan, the grandson of Genghis Khan, became the ruler of the Mongol Empire.
Alan Shepard became the first American to travel to outer space.