Nuclear weapons

The Cold War The victors of WWII could not agree about the disposition of the postwar world President Roosevelt and Truman believed that European countries liberated from Germany should hold free elections. The ?Big Three? leaders met at Tehran (November 1943), Yalta (February 1945), and Potsdam (July 1945) to discuss war policy and the postwar situation Tensions and mistrusts among them were already evident before the fighting finished Stalin was determined to create a pro-Soviet zone in Eastern Europe. His armies were in place, enabling him to enforce his will. In the decades after WWII, the ?Iron Curtain,? a phrase coined by Winston Churchill, became both an economic and political dividing line