Cold War By moore13 May 4, 1945 Germany Defeated Aug 4, 1945 Atom bomb dropped on Hiroshima May 4, 1946 Iron Curtain Speech Jun 4, 1947 Marshall Plan announced Sep 4, 1947 Cominform set up by Stalin Feb 4, 1948 Communist takeover of Czechoslovakia Jun 4, 1948 Berlin Blockade begins Apr 4, 1949 Formation of NATO NATO - North Atlantic Treaty Organisation May 4, 1949 Berlin Blockade lifted Jun 4, 1950 Outbreak of Korean War May 4, 1952 Warsaw Pact Nov 4, 1952 Testing of First Hydrogen Bomb Mar 4, 1953 Death of Stalin Jun 4, 1953 The 'Thaw' 1953-56 Jul 4, 1953 Ceasefire in Korea Feb 4, 1956 Khrushchev makes his secret speech Oct 4, 1957 USSR launches first satellite - Sputnik 1 Oct 4, 1958 USA launches Pioneer 1 Spacecraft May 4, 1960 U2 Crisis; Paris Summit Conference Apr 4, 1961 Soviets launch first man into Space Apr 4, 1961 Bay of Pigs invasion May 4, 1961 First American in Space Aug 4, 1961 Berlin Wall built Oct 4, 1962 Cuban Missile Crisis Oct 4, 1963 Nuclear Test Ban Treaty Aug 4, 1968 Soviet troops invade Czechoslovakia Jul 4, 1969 USA lands first man on the Moon