| A | B |
| Armistice | An agreement to stop fighting |
| progressive | a person who worked to improve life for those who were not wealthy |
| conservation | the wise use and protection of natural resources |
| military draft | a way to bring people into the military |
| trench warfare | a type of fighting that takes place in deep trenches, dug in the ground. |
| no-man's land | during war, the area between the trenches |
| consumer good | a product made for personal use. |
| assembly line | a system of mass production where products are put together as they move past a line of workers. |
| stock market | a place where people can buy or sell stocks or shares in companies. |
| depression | a time when the economy does not grow and people lose jobs and have little money. |
| bureaucracy | the workers and groups that run government programs. |
| rationing | limiting what people can buy. |
| internment camp | an enclosed camp used in the United States durining World War two to hold Japanese Americans. |
| concentration camp | a prison camp. |
| genocide | a planned atempt to kill an entire people. |
| Holocaust | The mass murder of Jews during World War two. |
| communism | a political and economic system in which the government owns all industries and properties. |
| free world | the United States and its allies |