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In spite of intense pressure to sever relations with the Soviet Union, Roosevelt never lost sight of the fact that Nazi Germany, not the Soviet Union, posed the greatest threat to world peace. U.S.-Soviet relations had soured significantly following Stalin’s decision to sign a non-aggression pact with Nazi Germany in August of 1939. As late as 1939, it seemed highly improbable that the United States and the Soviet Union would forge an alliance. Increasing tension between the Allies after the end of World War II in EuropeĪlthough relations between the Soviet Union and the United States had been strained in the years before World War II, the U.S.-Soviet alliance of 1941–1945 was marked by a great degree of cooperation and was essential to securing the defeat of Nazi Germany. This lesson will focus on the change in the balance of power after World War II and rivalry between the new superpowers during the Cold War by exploring the Increasing tension between the Allies after the end of World War II in Europe, End of World War II in the Pacific Atomic bombs and the beginning of the Nuclear Age, the definition of the superpowers and the meaning of ‘Cold War’, the Areas of conflict and competition between the Superpowers in the Cold War and The end of the Cold War in 1989.
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Tin this case, two of the world’s major superpowers, the USA and Soviet Union, threatened each other with the use of nuclear weapons, which was referred to as the Cold War.
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The use of nuclear weapons reached its height with the outbreak of World War 1 and 2, as well as the Cold War. Starting with major scientific breakthroughs during the 1930’s, countries have developed weapons that are based on nuclear energy.
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