Discuss the end of the war and the emergence of the United States and the Soviet Union as competing world powers. How did the end of World II help start the Cold War?

World War II

World War II is a watershed moment in history. Its impact had far-reaching consequences for not only the United States but the world as a whole. Discuss the end of the war and the emergence of the United States and the Soviet Union as competing world powers. How did the end of World II help start the Cold War? In your response please discuss the roles of Harry Truman and his administration and their role with national security.