Cold Way Timeline Acticity By emv1 Mar 12, 1947 Truman Doctrine Period: Sep 16, 1947 to May 16, 1989 Policy of Containment Apr 3, 1948 Marshall plan Period: Jan 5, 1949 to Jan 8, 1949 Comecon Created May 12, 1949 Berlin blockade was lifted by soviets May 23, 1949 Creation of Federal Repulic of germany Aug 29, 1949 Soviet Union tests First Atomic Bomb Jun 25, 1950 North Korea Crosses The Border Period: Aug 13, 1961 to Nov 9, 1989 Berlin Wall Period: Oct 14, 1962 to Oct 28, 1962 Cuban Missile Crisis Jul 28, 1965 Johnson escalates troop numbers to start vietnam war Jan 23, 1973 Nixon Announces End of US Involvement Period: Dec 24, 1979 to Feb 15, 1989 Soviet Invasion Of Afganistan