us history By school1515 Feb 1, 1945 Yalta conference Aug 6, 1945 US first used atomic bomb in war Aug 14, 1945 Japanese Surrender Mar 1, 1946 Winston Churchills Speech Jun 1, 1947 Marshall plan anounced Jun 24, 1948 Berlin blockade Jul 1, 1949 NATO Sep 1, 1949 Mao ze dong takes control of china Sep 1, 1949 USSR explodes bomb Feb 1, 1950 Joseph mccarthy Jun 1, 1950 Korean war begins Jun 19, 1953 Rosenberg executions Jul 1, 1953 Korean war Jul 1, 1954 Veitnam split May 1, 1955 Warsaw pact formed Oct 4, 1957 Sputnik launched Jan 1, 1959 Cuba taken over by castro Apr 1, 1960 Bay of pigs May 1, 1960 U2 incident Nov 1, 1960 JFK elected president Aug 1, 1961 Berlin wall Oct 1, 1962 Cuban missle crisis Apr 1, 1975 South veitnam falls to communism Nov 1, 1989 Berlin wall falls Dec 1, 1989 Soviet empire falls Oct 1, 1990 Germany reunites Aug 1, 1991 US and ruusia sign to end war