Justin Bieber made his first tweet at 8:27 pm, promoting his single “One Time.”
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US President James K. Polk asked Congress to declare war on Mexico.
Henri Desgrange made the world's first world record for a bicycle, reaching a speed of 21.95 miles per hour.
Andrew Lloyd Webber's musical 'Cats,' based on poetry by T. S. Eliot, first premiered in the West End, London.
Natalie Cole released her debut album titled 'Inseparable,' which went on to win two Grammys.
Margaret A Brewer became the first female general in the US Marine Corps.