| A | B |
| Domino Theory | Belief that if one country falls to communism, other nearby will fall, one after another |
| Viet Cong | Communist Vietnamese in South Vietnam |
| Guerrilla Warfare | Fighting by troops using surprise attacks |
| Chemical Warfare | Napalm and Agent Orange |
| Conscientious Objector | Personal beliefs do not allow a person to go to war |
| Deferment | Delaying having to enter the war due to college or other reasons |
| Segregation | To separate people based on their race |
| Boycott | A non-violence protest in which people refuse to buy products or use services |
| Sit-in | A non-violent protest in which people sit down and refuse to get up |
| Freedom Riders | Black and White people who fought for equal rights by riding on public buses together |