| A | B |
| Iron Curtain | was the political and military barrier that isolated the Soviet controlled countries of Eastern Europe after World War II |
| containment | The policy of preventing the expansion of a hostile power |
| cold war | A struggle over political difference between nations carried on by methods short of war |
| espionage | spying |
| arms race | The competition between the United States and the Soviet Union to build more and more weapons in an effort to surpass the other’s military strength |
| summit | a meeting of heads of government |
| flexible response | A plan that used special military units to fight guerrilla wars |
| blacklist | list of persons who are disapproved of and are punished, such as by being refused jobs |
| executive order | a rule issued by a chief executive that has the force of law |
| blockade | To cut off an area by means of troops or warships to stop supplies or people from coming in or going out |
| Cuban Missile Crisis | The standoff between the Soviet Union and the United States in October 1962 regarding the Soviet’s placement of ballistic missiles in nation of Cuba |
| Fidel Castro | The Communist leader of Cuba |
| Bay of Pigs | A failed attempt by the CIA to overthrow the Communist government of Cuba |
| Nikita Kruschev | The Premier of the Soviet Union from 1953-1964 |