Harvey (1950) is a film starring Jimmy Stewart as Elwood P. Dowd. In the film, Dowd's best friend is a six-foot tall invisible rabbit named Harvey. Harvey is actually a pooka[?], a mischievous magical creature.
... Edison's cylinder.
March 4 - Russo-Japanese War: Russian troops in Korea retreat toward Manchuria followed by 100,000 Japanese troops.
April 30 - Louisiana Purchase ...