Henri Desgrange made the world’s first world record for a bicycle, reaching a speed of 21.95 miles per hour.
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Monty Python was formed.
US President James K. Polk asked Congress to declare war on Mexico.
The 'Grease' musical production opened at the Eugene O' Neill Theater in New York City, running for 1,503 performances.
Justin Bieber made his first tweet at 8:27 pm, promoting his single 'One Time.'
Margaret A Brewer became the first female general in the US Marine Corps.
