Christopher Columbus set sail on his first voyage from Palos de la Frontera, Spain.
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The American Dental Association was founded in Niagara Falls, New York.
Tokyo had its hottest day on record, reaching a staggering 102.4°F (39.1°C).
Morgan Freeman's car flipped over several times on the highway in Mississippi.
Germany declared war on France and sent its first wave of troops to Belgium to start the attack.
Rapper Kidd Creole stabbed a homeless man to death in New York City and was arrested.
