The United States became the first country to legalize a birth control pill.
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A steam locomotive called City of Truro became the first steam engine to go over 100 miles per hour.
The Huffington Post was launched, founded by Arianna Huffington, Andrew Breitbart, Kenneth Lerer, and Jonah Peretti.
German submarine U-110 was captured by the Royal Navy, who found an Enigma cipher machine onboard.
Five bank robbers armed themselves and attempted a heist in Norco, California.
The first flight over the North Pole was completed, flown by Richard E. Byrd with co-pilot Floyd Bennett.
