Cold War Timeline By Noodles12341 Feb 4, 1945 Yalta Conference Held Jun 26, 1945 UN Founded Jul 16, 1945 Potsdam Conference Held Mar 12, 1947 Truman Doctrine set forth Sep 18, 1947 CIA Founded Apr 1, 1948 Marshall Plan put into Effect Jun 28, 1948 Start of the Berlin Airlift Apr 4, 1949 NATO Formed May 12, 1949 End of Berlin Airlift Period: Jun 25, 1950 to Jul 27, 1953 Korean War Korean war significant events May 14, 1955 Warsaw Pact Signed Period: Nov 1, 1955 to Apr 30, 1975 Vietnam War Timeline of U.S. involvement in the Vietnam war Oct 4, 1957 Sputnik 1 Launched Jul 29, 1958 NASA formed Apr 18, 1961 Bay of Pigs Invasion Aug 13, 1961 Berlin Wall put Up Oct 14, 1962 Cuban Missile Crisis Was Oct. 14-28 Jul 20, 1969 First man on the moon Oct 3, 1990 Berlin Wall (formally announced as) Taken Down