| A | B |
| United Nations | World organization formed in 1945 to prevent war among nations |
| Iron Curtain | Division between Eastern and Western Europe during the Cold War |
| Containment | U.S. foreign policy aimed at preventing the spread of communism |
| Truman Doctrine | Policy of giving aid to countries threatened by communism |
| Marshall Plan | U.S. plan to help European economics recover after World War II |
| Cold War | State of tension and mistrust between the United States and the Soviet Union |
| NATO | Military alliance of the United States, Canada, and Western Europe |
| Warsaw Pact | Military alliance between the Soviet Union and Eastern Europe |
| Brinkmanship | Policy of threatening to go to war in response to an enemy's aggression |
| 38th Parallel | Line that separated North and South Korea |
| Douglas MacArthur | Leader of the United Nations forces during the Korean War |
| Ho Chi Minh | Vietnamese nationalist who drove the French out of Vietnam and who led North Vietnam |
| Domino Theory | Theory that nations were like a row of dominoes: if one fell to communism, the others would fall too |
| Vietcong | Communist rebels in South Vietnam who were supported by North Vietnam |
| Ngo Dinh diem | Leader of the anti-communist government of South Vietnam |
| Vietnamization | Nixon's plan for gradually withdrawing U.S. troops from vietnam and replacing them with South Vietnamese troops |
| Khmer Rouge | Communist rebels who set up a brutal government in Cambodia |
| Third World | Developing nations in Africa, Asia, and Latin America |
| Nonaligned Nations | Countries that did not take sides with either the United States or the Soviet Union |
| Fidel Castro | Communist leader of Cuba |
| Anastasio Somoza | Nicaraguan dictator |
| Daniel Ortega | Leader of communist rebels in Nicaragua |
| Ayatollah Ruholla Khomeini | Muslim leader who overthrew the shah of Iran |
| Vladimir Lenin, Joseph Stalin, Nikita Khrushchev, Leonid Brezhnev,YA, KC, Mikhail Gorbachev | Leaders of the Soviet Union |
| John F. Kennedy; Lyndon Johnson; Richard M. Nixon; Gerald Ford, Jimmy Carter, Ronald Reagan | Presidents of the United States during the cold war |
| Detente | A policy to decrease tensions between the superpowers |
| SALT (Strategic Arms Limitation Talks) | Talks to limit nuclear arms in the United States and the Soviet Union |
| Margaret Thatcher | Prime minister of Great Britain from 1979 to 1990 |
| Politburo | ruling committee of the Communist Party |
| glasnost | Gorbachev’s policy of openness |
| perestroika | Gorbachev’s policy aimed at reforming the Soviet economy |
| Boris Yeltsin | political opponent of Gorbachev who became president of Russia |
| CIS (Commonwealth of Independent States) | a loose federation of former Soviet territories |
| “shock therapy” | Yeltsin’s plan for changing the Soviet economy |