1453-Constantinople falls to Muhammad II (Turks); ends Byzantine Empire
1968-U.N. resolves sanctions on white-minority-ruled Rhodesia
1973-Thomas Bradley elected 1st Black mayor of Los Angeles, CA
1977-NBC News & Information Service (24 hour news) ends on radio
1980-53rd National Spelling Bee: Jacques Bailly wins spelling "elucubrate"
1986-59th National Spelling Bee: Jon Pennington wins spelling "odontalgia"
1990-Boris Yeltsin is elected first president of the Russian Federation
1993-Neo-Nazis skinheads kill five Turkish women in Solingen, Germany
1996-Space Shuttle STS 77 (Endeavour 11) lands at John F. Kennedy Space Center
1997-70th National Spelling Bee: Rebecca Sealfon wins spelling "euonym"