<P> After Germany invaded the Soviet Union in 1941 during World War II, the U.S. and the Soviet Union found themselves allied against Germany and used rollback to defeat the Axis Powers: Germany, Italy, and Japan . </P> <P> Key State Department personnel grew increasingly frustrated with and suspicious of the Soviets as the war drew to a close . Averell Harriman, U.S. Ambassador in Moscow, once a "confirmed optimist" regarding U.S. - Soviet relations, was disillusioned by what he saw as the Soviet betrayal of the 1944 Warsaw Uprising as well as by violations of the February 1945 Yalta Agreement concerning Poland . Harriman would later have a significant influence in forming Truman's views on the Soviet Union . </P> <P> In February 1946, the U.S. State Department asked George F. Kennan, then at the U.S. Embassy in Moscow, why the Russians opposed the creation of the World Bank and the International Monetary Fund . He responded with a wide - ranging analysis of Russian policy now called the Long Telegram: </P> <P> Soviet power, unlike that of Hitlerite Germany, is neither schematic nor adventuristic . It does not work by fixed plans . It does not take unnecessary risks . Impervious to logic of reason, and it is highly sensitive to logic of force . For this reason it can easily withdraw--and usually does when strong resistance is encountered at any point . </P>

What was the long term strategy of the united states during the cold war