Domino, "Cold War" For many years, this notion influenced American foreign policy. It also influenced domestic policies.
Many Americans were concerned that communists, or "subversives," may wreak internal and external havoc on American civilization. The doctrine's foundation was outlined in a 1946 telegram by American diplomat George F. Kennan. The term "American foreign policy" was first used in a 1947 report Kennan wrote for the country's defence secretary and later appeared in a magazine article. Throughout its history, the United States has taken part in a number of overseas interventions. In terms of foreign policy, there have historically been two main schools of thought in America: interventionism and isolationism, which support or oppose foreign intervention.
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