Marvel’s “Captain America: The Winter Soldier” premiered in Los Angeles.
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Bill Gates left the Microsoft board after founding the company four decades prior.
Apollo 9 and its crew returned to Earth after a 10-day mission orbiting Earth.
The first major revolt of the 1848-1849 German revolutions began in Vienna.
The US army enlisted its first female colonel, Julia Flikke.
Pope Leo XII renewed the prohibition of members of the Catholic Church from joining the Freemasons.
