OnThisDay: May 21st
1804 - Lewis & Clark Expedition began
1819 - First bicycles (swift walkers) in US introduced in New York City
1832 - First Democratic National Convention (Baltimore, MD)
1881 - American Red Cross founded by Clara Barton
1908 - First horror movie (Dr Jekyll & Mr Hyde) premiered in Chicago, IL
1914 - Greyhound Bus Company began business in Minnesota
1917 - Leo Pinckney became the first American to be drafted during WWI
1927 - Charles Lindbergh landed in Paris, France, after first solo air crossing of Atlantic
1932 - First transatlantic solo flight by a woman (Amelia Earhart) lands
1941 - First US ship sunk by a U-boat (SS Robin Moore)
1980 - Star Wars "The Empire Strikes Back" premiered
1990 - Dow Jones average hit a record 2,844.68