1945 Yalta 1946 Iron Curtain 1947 Truman Doctrine 1947 Marshall Plan 1948 Berlin airlift 1949 China 1950 Korean War 1951 Rosenberg Spy Case 1952 Hydrogen bomb 1953 Stalin dies; Korean War ends 1954 Guatemalan coup 1954 Dien Bien Phu 1955 Massive Retaliation 1956 Khrushchev's 'secret speech' 1957 Sputnik 1959 Castro takes power

1960 The U-2 Affair 1961 Bay of Pigs 1961 Berlin Wall 1962 Cuban Missile Crisis 1963 Hot line 1964 Gulf of Tonkin Resolution 1966 Indonesian Coup 1967 Six Day War 1968 Tet Offensive 1968 Prague Spring 1969 Vietnamization 1969 SALT

1972 Nixon visits China 1973 Vietnam War agreement 1975 Cambodia 1979 Afghanistan

1980 Solidarity 1983 Star Wars 1985 Gorbachev comes to power 1987 INF 1989 Berlin Wall falls 1990 German unification 1991 Soviet Union collapses