1831 - Belgium became independent as Leopold I was proclaimed King of the Belgians.
1873 - Jesse James and his gang pulled off the first train robbery in the U.S. They took $3,000 from the Rock Island Express at Adair.
1940 - Lithuania, Estonia, and Latvia were annexed by the Soviet Union.
1944 - American forces landed on Guam during World War II.
2007 - The seventh and last book of the Harry Potter series, "Harry Potter and the Deathly Hallows," was released.