HIstory By Babyboy_chuck Apr 29, 1945 Yalta Conference, WWII Ends in Europe, U.S. drops the atomic bomb on Hiroshima, Potsdam Conference Apr 29, 1947 Communist seize power in Polan, Truman Doctrine announced Apr 29, 1948 Berlin Airlift begins Apr 29, 1949 NATO established USSR explodes its first atomic bomb Communists win Chinese Civil War Apr 29, 1950 Korean War Apr 29, 1954 Warsaw Pact formed Apr 29, 1959 Fidel Castro becomes premier of Cuba and establishes communism Apr 29, 1961 Bay of Pigs invasion of Cuba, East Germany builds Berlin Wall Apr 29, 1962 Cuban Missile Crisis Apr 29, 1965 U.S. commits combat troops to South Vietnam Apr 29, 1975 South Vietnam falls to Communist forces Apr 29, 1985 Mikhail Gorbachev becomes leader of the Soviet Union Apr 29, 1989 Berlin Wall is demolished Apr 29, 1991 The Soviet Union is abolished. Boris Yeltsin becomes President of Russia.