Cold War Timeline By michaelxhirsch Mar 12, 1947 Truman Doctrine Mar 17, 1948 NATO is formed Apr 1, 1948 Marshall Plan is created Period: Jun 24, 1948 to May 12, 1949 Berlin Blockade Period: Jan 1, 1949 to Aug 16, 1991 COMECON Aug 29, 1949 Soviet Union drops their first atomic bomb Oct 1, 1949 People's Republic of China is formed Period: Jun 25, 1950 to Jul 27, 1953 Korean War Dec 31, 1951 Marshall Plan is replaces with mutual security act Oct 16, 1952 Josef Stalin dies Oct 14, 1957 Sputnik is launched into orbit by USSR Period: Nov 1, 1959 to Apr 30, 1975 Vietnam War Aug 13, 1961 Erection of the Berlin Wall Period: Oct 14, 1962 to Oct 28, 1962 Cuban Missile Crisis Aug 7, 1964 Tonkin Gulf Resolution Mar 1, 1965 LBJ raises number of combat troops in Vietnam Jan 27, 1973 Nixon agrees to remove troops from Vietnam Period: Dec 24, 1979 to Feb 15, 1989 Soviet Invasion of Afghanistan Oct 3, 1990 Destruction of the Berlin Wall