The first day of the Gregorian calendar began in France, Italy, Portugal, and various other Catholic states.
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The world's largest Legoland theme park opened in Winter Haven, Florida.
Hitler declared that all of Germany's Jews must be relocated, and Polish Jews found outside of their ghettos would be shot on sight.
The German philosopher Friedrich Nietzsche celebrated his 44th birthday by beginning his autobiography 'Ecce Homo,' which was published in 1908.
NASA's Galileo spacecraft skimmed by Jupiter's moon, Lo, at just 112 miles (180 km).
Huey P. Newton and Bobby Seale founded the Black-rights political organization, Black Panther Party.
