IH Cold War Timeline By YCPek Feb 4, 1945 Yalta Conference Apr 12, 1945 Roosevelt dies and is succeeded by Truman Jul 17, 1945 Potsdam Conference Feb 22, 1946 Kennan's Long Telegram Mar 5, 1946 Churchill's 'Iron Curtail' speech Mar 12, 1947 Truman Doctrine Jun 7, 1947 Announcement of Marshall Plan Jun 24, 1948 Berlin Blockade Jun 25, 1948 Berlin Airlift Apr 4, 1949 Creation of NATO May 12, 1949 Soviets lift Berlin Blockade Jun 25, 1950 Korean War starts Mar 5, 1953 Stalin's death Jul 27, 1953 Korean War ends (Armistice signed) Oct 14, 1962 Cuban Missile Crisis begins Oct 28, 1962 Cuban Missile Crisis ends Mar 23, 1983 Reagan announces SDI Oct 11, 1986 Reykjavik Summit Dec 8, 1987 INF Treaty signed Dec 7, 1988 Gorbachev's UN Speech Jun 28, 1991 Comecon disbanded Aug 21, 1991 August Coup