Cold War PictorialTimeline By chall14 Feb 4, 1945 Yalta Conference Begins Feb 11, 1945 Yalta Conference ends Aug 6, 1945 United States first used atomic bomb in war. Aug 14, 1945 Japanese Surrender (V-J Day) Mar 5, 1946 Winston Churchill delivers "Iron Curtain" speech Jun 5, 1947 Marshall Plan is announced Jun 24, 1948 Berlin Blockade begins Apr 24, 1949 NATO is created Aug 29, 1949 USSR explodes first atomic bomb Sep 21, 1949 Mao Zedong takes control over China Feb 9, 1950 Joesph McCarthy begins communist witch hunt Jun 25, 1950 Korean War Begins Jun 19, 1953 Rosenberg executions Jun 27, 1953 Korean War ends Jun 7, 1954 Vietnam splits at the 17th parallel May 14, 1955 Warsaw pact formed Oct 4, 1957 Sputnik launched Feb 16, 1959 Fidel Castro becomes Prime Minister of Cuba May 1, 1960 U-2 spy plane shot down over USSR Jan 20, 1961 John F. Kennedy elected president Apr 17, 1961 Bay of Pigs invasion Aug 1, 1961 Construction of the Berlin Wall begins Oct 14, 1962 Cuban Missile Crisis Apr 30, 1975 South Vietnam falls to communism Nov 9, 1989 Berlin wall falls Dec 26, 1989 The Soviet empire falls Aug 1, 1990 U.S. and Russia sign formal end to the Cold War Oct 3, 1990 Germany reunited