French explorer Samuel de Champlain founded Quebec City, Canada.
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Mechanical engineer Karl Benz drove his first automobile in Mannheim, Germany.
Cardi B became the first female rapper to have two number 1s in the Billboard charts.
'Back to the Future' was released in US theaters.
North America's biggest battle, ''The Battle of Gettysburg,” was won by the union.
The world's first stock index was published.
