US History By jesspapa Jan 16, 1920 Prohibition starts the 18th ammendment was in effect Oct 29, 1929 Stock Market Crash Dec 5, 1933 Prohibition ends the 18th ammendment is repealed Sep 1, 1939 WWII begins Dec 7, 1941 Pearl Harbor attacked by the Japanese Sep 2, 1945 WWII ends Apr 4, 1949 NATO created North Atlantic Treaty Organization was founded Jun 25, 1950 Korean War begins Aug 10, 1950 Vietnam War starts Jul 27, 1953 Korean War ends Oct 4, 1957 Sputnik launched Aug 13, 1961 Berlin Wall put up Jan 27, 1973 Vietnam War ends Dec 3, 1989 Cold War ends