Best Answer: - The development of the atomic bomb. Stalin learned the U.S. had the bomb from his spies, before Truman officially informed him about it. That made him suspicious of Truman.
- In 1946, Winston Churchill came to U.S. and gave what has become known as the famous "Iron Curtain" speech. He acknowledged America had become a world power and stated Soviet aggression caused an "iron curtain " to descend across Europe. It caused tension and made the Soviets more suspicious the U.S. and Britain were teaming up against them.
- See below, there were many examples of hostile action by the Soviet Air Force against the U.S. airplanes between 1945 - 1949, and much longer, that caused tension, and actually I'm surprised those actions didn't start another war.
Louie O · 5 years ago
Essay on Tension and Suspicion Between U.S. and Russia
1310 WordsOct 28th, 20126 Pages
AP U.S. History
October 8, 2012
From the years of 1941 to 1949, there was an increase in suspicion and tension between the United States and the Soviet Union. The Soviet Union was a Communist country ruled by a dictator while America was a capitalist democracy that valued freedom. Their completely different beliefs and aims caused friction to form between them, which contributed to the creation of the Cold War. At the start of the first world war, Germany and the Soviet Union signed a nonaggression pact. With Germany and the Soviet Union being allies, the rest of the world had their suspicions. In the U.S., Senator Truman expressed his dislike of both countries and his view of them as potential enemies(Doc A).…show more content…
The Moscow Declaration was signed on October 30, 1943. In December, two months later, the three leaders issued a "Declaration of the Three Powers Regarding Iran." The Soviet Union had committed to joining the war against Japan and expressed support for Roosevelt's plans for the United Nations. Roosevelt felt confident that he had won Stalin's trust by proving that the U.S. was willing to negotiate directly with the Soviet Union and by guaranteeing the opening of the second front in France by the spring of 1944. However, Stalin also gained tentative concessions on Eastern Europe that would be confirmed during the later wartime conferences. In 1945, the famed meeting of the heads of government of the United States, Britain, and the Soviet Union was held to discuss the reestablishment of the nations of a war-torn Europe. The Yalta Conference, held near Yalta in the Crimea, was the second of three wartime conferences held among the Big Three. The Yalta conferees, Roosevelt, Stalin, and Churchill, confirmed the policy adopted at the Casablanca Conference of demanding Germany's unconditional surrender. There they made plans to divide Germany into four zones of occupation under a united control commission in Berlin for war crimes trials. The Polish eastern border would follow the Curzon Line, and Poland would receive territorial compensation in the West from Germany. Discussing Poland, Churchill wanted to ensure free