| Term | Definition |
| Capitalist Nation | a country which promotes an economic system of free enterprise. |
| COMECON | The Soviet Union's economic aid plan to distribute financial aid to the communist. |
| Arms Race | A Competition Between the United States and the Soviet Union to achieve military superiority |
| Truman Doctrine | The US policy that provided support free peoples who resist being taken over by outside forces. |
| Totalitarianism | A political system in which the government controls every aspect of its citizens lives. |
| Soviet Satellites | Eastern European nations which were influenced by the USSR to establish communist governments |
| Iron Curtain | a political barrier that isolated the peoples of Eatern Europe after WWII, restricting their ability to travel outside the region |
| Communist System | An economic system of government-owned and government-directed means of production in business and industry. |
| Marshall Plan | The US program to provide financial to give to western Europe after WWII |