| A | B |
| Island Hopping | This was the term for the military strategy for US military advancement through the Pacific Islands through Japanese territory to the mainland |
| Baby boom | Largest generation in history, a product of post WW2 prosperity and younger marriages |
| Truman Doctrine | US will assist economically and militarily countries resisting Communist takeover by armed minorities, like Greece and Turkey |
| Marshall Plan | Economic aid to Western Europe to provide funds to rebuild and to discourage an acceptance of Communism (named for Secretary of State General George C. Marshall). |
| North Atlantic Treaty Organization | Mutual defense treaty between the US and Western European nations in opposition to the USSR; an attack on one is an attack on all. |
| Berlin Airlift | US action to provide resources for Berlin, which was blockaded by USSR in 1948; lasted 15 months. |
| Cuban Missile Crisis | USSR placed nuclear missiles in Cuba; Pres. John F. Kennedy through diplomacy and threat of force, was instrumental in getting the missiles removed. |
| McCarthyism | Unsubstantiated accusations of Communist sympathies toward members of the US government and army; No proof. Bully tactics. |
| House Un-American Affairs Committee | Investigated communist sympathies in the Hollywood movie industry; members included future president Richard M. Nixon. |
| Venona Papers | Declassified report on Communist and Communist sympathizers in America during the 1940s and 1950s. |
| Korean War | UN action led by US to prevent Communist North Korea from conquering Nationalist South Korea (an example of Containment) |
| Great Society | President Lyndon B. Johnson's domestic program including the War on Poverty, Medicare, and civil rights legislation. |
| Gulf of Tonkin Resolution | Authorization of escalation of forces in Vietnam after what was believed to be an attack on a US warship by North Vietnam |
| War Powers Act | President can only deploy US soldiers for so long without Congressional approval or declaration of war. |
| Vietnamazation | Nixon's plan to hand over the war to the South Vietnamese army (ARVN) and end USA involvement in the war. |
| Tet Offensive | Vietcong guerrilla attack on South Vietnamese cities in violation of a ceasefire. While a US victory, televised reports turned the American people more against the war and fueled the Anti-War movement. |
| 26th Amendment | Lowered voting age to 18 yo. |
| Draft | Conscription; forced military service |
| Credibility Gap | The distance between what the government reports about the war, and what the American people perceive from media reports. |
| Silent Majority | Those Americans, who Nixon said made up most of America, whose views were overshadowed by a more vocal minority. |
| Anti-War Movement | Those opposed to the war in Vietnam; produced many rock and roll and folk songs of the 1960s and 1970s. |
| Counterculture | The "hippy" movement of the 1960s and 1970s. |
| Martin Luther King Jr. | African American leader of the Civil Rights movement and promoted non-violence as a means of achieving the movement's goals |
| Cesar Chavez | Activist who fought for better working conditions for migrant farm workers in California |
| Rosa Parks | Sparked the Montgomery Bus Boycott when she refused to give up her seat to a white man on a segregated city bus. |