American foreign policy created to counter Soviet geopolitical spread during the Cold War.
Truman Doctrine
One of the first major international crises of the Cold War.
Flexible Response
American initiative to aid Western Europe, in which the United States gave over $12 billion.
Marshall Plan
The action of keeping something harmful under control or within limits.
Containment
The art or practice of pursuing a dangerous policy to the limits of safety before stopping, typically in politics.
Brinkmanship
The theory that a political event in one country will cause similar events in neighboring countries.
Domino Theory
A competition between nations for superiority in the development and accumulation of weapons.
Arms Race
The notional barrier separating the former Soviet bloc and the West.
Iron Curtain
The easing of hostility or strained relations.
Detente
These were nations that were aligned with, but also under the influence and pressure of, the Soviet Union.
Satellite Nations
A doctrine of military strategy and national security policy in which a full-scale use of nuclear weapons.
Mutually Assured Destruction
Was elected vice president under President Franklin D. Roosevelt and became president when Roosevelt died.
Harry Truman
Russian leader who succeeded Lenin as head of the Communist Party.
Joseph Stalin
Residence of the Prussian kings and the German Kaiser.
Potsdam
A bomb that derives its destructive power from the rapid release of nuclear energy.
Atomic bomb
the state of political hostility that existed between the Soviet bloc countries and the US-led Western powers from 1945 to 1990.
Cold War
A military operation in the late 1940s that brought food and other needed goods into West Berlin
Berlin Airlift
Was an American five-star general and field marshal of the Philippine Army.
Douglas MacArthur
United States general who supervised the invasion of Normandy.
Dwight D. Eisenhower
Soviet statesman and premier who denounced Stalin.
Nikita Khrushchev