Cold war key events

Yalta Conference February 1945

Potsdam conference July 1945

Atomic bomb August 1945

Issue of Poland

Soviet expansion in Europe 1945 - 48

Iron curtain speech March 1946

Truman doctrine March 1947

Marshall plan 1948

Cominform September 1947

Berlin Blockade June 1948

NATO April 1949

Koran war 1950 - 53