At the Potsdam Conference Germany is split four ways between France, Great Britain, the United States, and the USSR.
USSR and Allies Disagree on what to do about western Europe.
Churchill delivers his famous "Iron Curtain" Speech about the Soviet Bloc
Cold War Begins
President Truman gives Greece and Turkey $400 Million in aid.
Berlin Blockade and Airlift
Approx. 1948 - 1949
Stalin blockaded the US supplies to Berlin, so the US began a airlift to move supplies into Berlin.
Give aid for reconstruction to all European countries that needed it. Cost 12.5 Billion USD. Was offered to USSR but Stalin refused it.
The North Atlantic Treaty Organization, or NATO for short is a organization of originally 12 North Atlantic Countries. The Treaty forces the countries to aid each other both militarily and economically.