Truman¡¯s ¡°Cold War¡± was officially launched by the USSR on March 12, 1947, and Truman¡¯s ¡°Cold War¡± was officially launched by Truman and Stalin and Churchill at the Potsdam Conference on March 12, 1947, and Truman¡¯s proposed policy was later referred to as ¡°Trumanism¡± at the Joint Assembly on March 12, 1947. It was a major turning point in U.S. foreign policy. In the past, the USSR was referred to as an ally, requiring Congress to approve the USSR¡¯s $400 million emergency assistance to Greece and Turkey. Now, Truman publicly declared that the USSR was the main enemy of the U.S.S.R. and its enemy Trumanism¡± was an important official sign of the beginning of the ¡°Cold War¡± by the Soviet