| A | B |
| confrontation | when one person or country disagrees with another and gets ready to fight |
| spying | finding out information about a person or country without them knowing |
| containment | a policy based on trying to prevent the spread of communism |
| NATO | North Atlantic Treaty Organization |
| Marshall Plan | a plan to help rebuild Europe after World War II |
| Joseph McCarthy | a person who tried to find Communists in the U.S. and put them on a blacklist |
| blacklist | a list of people who were thought to be Communists in the U.S. |
| Fidel Castro | a person who became the leader of Cuba during the Cold War |
| Bay of Pigs | an unsuccessful U.S. invasion of Cuba during the Cold War |
| Cuban Missle Crisis | a problem during John F. Kennedy's presidency involving Soviet weapons in Cuba |
| Winston Churchill | British politician who was the leader of Great Britain during World War II |
| Iron Curtain | a boundary between the two sides of Europe from the end of World War II until the end of the Cold War |
| Berlin Airlift | a delivery of food and supplies to West Berlin during the Harry Truman administration |
| Berlin Wall | something that separated East Berlin from West Berlin from 1961-1989 |
| Mikhail Gorbachev | the head of state of the Soviet Union from 1985-1991 |
| Glastnost | a government policy of openness, transparency, and freedom of information started by Mikhail Gorbachev |
| Perestroika | a term for the restructuring of the Soviet economy by Mikhail Gorbachev in 1985 |
| Vietnamization | a policy of building the strength of the South Vietnamese forces so they could defend themselves on their own without the U.S. |
| Boris Yeltsin | the first elected president of Russia (1991-1999) |
| nuclear arms race | competition between two countries to build nuclear weapons |