United Nation (UN)
Peacekeeping body of nations
satellite nation
Country dominated by the Soviet Union
containment
Effort to block Soviet influence by making alliances and supporting weaker nations
iron curtain
The division of Europe between free and communist countries
Cold War
State of hostility between the Soviet Union and the United States but without military action
Truman Doctrine
U.S. policy of sending aid to any nation trying to prevent a Communist takeover
Marshall Plan
Program under which the United States gave economic aid to rebuild postwar Western Europe
Berlin Airlift
Resupply of West Berlin by U.S. and British planes during Soviet blockade of 1948
North Atlantic Treaty Organization (NATO)
Defensive military alliance of the United States, Canada, and ten European nations