The Cold War1945-1991

State of tension and hostility between the United States and the Soviet Union because

of differences in political and economic philosophies

Iron Curtain

• Imaginary line drawn through Europe that divided Western democracies from Communist countries in the East

Truman Doctrine

• Economic and military program of U.S. created in 1947 to help countries resist communist aggression

• Successful in Greece and Turkey

Containment

• Policy that involved limiting communism to areas where it already existed

Marshall Plan

• 1947 American aid plan for Europe to rebuild

• Goal to strengthen democratic governments to lessen appeal of communism

NATONorth Atlantic Treaty Organization

• An alliance between western nations to support each other in case of attack

• Collective security agreement

Warsaw Pact

• Alliance between the Soviet Union and its satellite nations promising military cooperation

• Created in response to NATO