During World War I, the nations who fought together against the Central Powers; mainly Great Britain, France, Russia, and later the United States.

During World War I, the nations who fought together against the Allied powers; mainly Germany, Austria-Hungary, and the Ottoman Empire.

A national policy of expanding power by taking control of other lands and peoples.

A policy in which a country keeps building up its troops and making plans for war.

A strong feeling of pride in one's nation.

The policy of avoiding political ties with other nations.

A shortage.

Someone who buys or uses goods and services.

To produce many things at once, usually with machinery.

Another name for the decade of the 1920s when the jazz style of music became widely known and popular.