AP European History
Harry S. Truman served as the 33rd President of the United States from 1945 to 1953, playing a pivotal role in the early stages of the Cold War and shaping contemporary Europe. He is best known for his decisive actions such as the Truman Doctrine, which established a policy of containment against Soviet expansion, and for his leadership during the transition from wartime to peacetime. Truman's presidency marked a significant shift in American foreign policy towards Europe, emphasizing support for democratic nations and the establishment of NATO.