1792 – King Gustav III of Sweden is shot by Count Jacob Johan Anckarström at a masked ball at the Opera; he dies on March 29
1815 – Willem I proclaimed King of the Netherlands, including Belgium
1830 – New York Stock Exchange slowest day ever (31 shares traded)
1917 – Russian Grand Duke Michael, brother of Tsar Nicholas II declines the Russian throne [OS Mar 3]
1949 – 6th Golden Globes: Johnny Belinda, Laurence Olivier, and Jane Wyman win
1956 – US Ladies Figure Skating championship won by Tenley Albright
1962 – 1st launching of Titan 2-rocket
1978 – US Senate accepts Panama Canal treaty
1978 – Soyuz 26 returns to Earth
1984 – Gunmen kidnap William Buckley, CIA station chief in Beirut