| A | B |
| Ho Chi Minh | leader of Communist North Vietnam |
| domino theory | idea that countries of Southeast Asia would fall to Communism if Vietnam fell |
| Ngo Dinh Diem | president of South Vietnam who cancelled the election of 1956 |
| Viet Cong | Communist-led army force in South Vietnam that fought its government and was supported by North Vietnam |
| Ho Chi Minh Trail | communist supply route from North Vietnam to South Vietnam through Laos and Cambodia |
| Tonkin Gulf Resolution | Congressional approval for President Johnson's escalation of military action in Vietnam |
| William Westmoreland | American commander in Vietnam War |
| Army of the Republic of Vietnam (ARVN) | Army of South Vietnam |
| napalm | jellied gasoline whose fire cannot be extinguished by water |
| Agent Orange | leaf-killing toxic chemical |
| search-and-destroy missions | US Army operation to uproot supporters of the Vietcong and burn their villages |
| draft | mandatory military service; conscription |
| doves | persons who oppose war |
| hawks | persons who support war |
| Tet Offensive | February 1968 attack by the Viet Cong on ARVN and American forces |
| Robert Kennedy | ran for president in 1968, murdered by Sirhan Sirhan |
| George Wallace | ran for president in 1968 on the American Independent ticket; segregationist |
| Richard Nixon | elected president in 1968 |
| Henry Kissinger | Richard Nixon's Secretary of State; negotiated end to Vietnam War |
| Vietnamization | gradual withdrawal of troops from Vietnam and replacement by South Vietnamese soldiers |
| silent majority | the moderate mainstream Americans who supported America's efforts in Vietnam |
| My Lai | village where American troops massacred 200 Vietnamese civillians |
| Kent State University in Ohio | site of the shooting of student protesters by National Guardsmen in 1970 |
| War Powers Act | limited President's authority to send soldiers into combat without Congressional approval |
| escalation | an increase or intensification |
| Saigon | capital of South Vietnam |
| Hanoi | capital of North Vietnam |
| detente | a reduction in tensions |
| radical | person who politically believes in extreme change |
| reactionary | person who politically resists change or wishes to return to old-fashion ways |
| moratorium | a suspension of activity |
| SALT | a treaty between the U. S. and the Soviet Union to reduce nuclear arms |
| Cambodia | aka Kampuchea |
| conscientious objector | a person who refuses to serve in the armed forces or bear arms on moral or religious grounds |
| draft dodger | a person who evades or attempts to evade compulsory military service |