The Huffington Post was launched, founded by Arianna Huffington, Andrew Breitbart, Kenneth Lerer, and Jonah Peretti.
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Five bank robbers armed themselves and attempted a heist in Norco, California.
Christopher Columbus embarked on his fourth and final journey into the New World.
German submarine U-110 was captured by the Royal Navy, who found an Enigma cipher machine onboard.
The United States became the first country to legalize a birth control pill.
A stampede killed 129 people in Ghana.
