1820. Congress passes the Missouri Compromise.
1875. The first organized indoor hockey game is played in Montreal, Canada.
1878. Bulgaria regains its independence from the Ottoman Empire.
1918. Russia, Germany and Austro-Hungary sign the Treaty of Brest-Litovsk, ending Russia's involvement in World War I, and granting independence to Finland, Estonia, Latvia, Lithuania and Poland.
1924. The 1400 Caliphate is abolished when the current Caliph is deposed. Turkey reorganizes into a Republic under Kemal Ataturk.
1931. The United States officially adopts the Star Spangled Banner as its national anthem.
1938. Oil is discovered in Saudi Arabia.
1991. An amateur video captures the beating of Rodney King by Los Angeles police officers, leading to racial rioting.
"I love signature blocks on the Internet. I get to put whatever the hell I want in quotes, pick a pretend author, and bang, it's like he really said it." George Washington