| A | B |
| NATO | An alliance of nations who agreed to defend each other against armed attacks. |
| Marshall Plan | American finanncial aid to all European nations following World War II. |
| Arms Race | Struggle between the USA and USSR to gain weapons superiority. |
| Iron Curtain | Imaginary line that divided Europe between capitalist West and Communist East. |
| Brinkmanship | The ability to come to the verge of war without actually going to war. |
| Blacklist | Shows the names of people whom employers agree not to hire. |
| Berlin Airlift | Provided vital supplies (by air) to a region blockaded by the Soviet Union. |
| containment | A policy to resist and/or stop the spread of communism. |
| Truman Doctrine | Policy stating that the USA would support any nations threatened by communism. |
| HUAC | Hous Un-American Activities Committee: created to investigate the motion picture industry for Communist influences. |
| Cold War | The competition that developed between the USA and USSR for power and influence in the world. |
| brinkmanship | Policy of risking war in order to protect national interests. |
| satellite nation | Area in Eastern Europe that was controlled politically and economically by the Soviet Union. |
| Warsaw Pact | Formed in opposition to NATO |