| A | B |
| domino theory | if 1 nation became communist,nearby countries would also become communist |
| Peace Corps | helped developing countries build schools, improve sanitation,etc |
| escalation | gradually send more troops,weapons to war zone |
| Tonkin Gulf Resolution authorized the President to do this | take all necessary measures to repel armed attack against U.S. |
| Ho Chi Minh | Communist leader of North Vietnam |
| Cold War | struggle for world domination between U.S. & USSR |
| Truman Doctrine/containment | stop the spread of communism at any cost |
| Marshall Plan | US gave billions of dollars of aid to Greece,Turkey,France & Italy |
| Berlin Airlift | US dropped supplies to West Berlin by air |
| Berlin Wall | built by USSR to divide East & West Berlin |
| United Nations | peacekeeping organization formed after WWII |
| NATO | formed to protect non-Communist nations in western Europe |
| Warsaw Pact | military alliance of Communist nations in Eastern Europe |
| Korean War | first "hot" conflict of Cold War |
| McCarthyism/Red Scare | ruined many lives with accusations of Communism |
| Julius & Ethel Rosenberg | Americans who were convicted & executed as Soviet spies |
| Sputnik | first satellite in space;launched by Soviets |
| Fidel Castro | Communist leader who takes control of Cuba in 1959 |
| Bay of Pigs | failed, US-backed invasion of Cuba |
| Cuban Missile Crisis | US & USSR came very close to actual war |