World War 1

Definition

World War I was a global conflict that took place from 1914 to 1918. It involved many of the world's leading powers divided into two opposing alliances: the Allies (including France, Russia, and United Kingdom) and Central Powers (including Germany, Austria-Hungary).

Related terms

Trench Warfare: A type of combat in which opposing troops fight from trenches facing each other. This was a common method used during World War I.

Armistice: An agreement made by opposing sides in a war to stop fighting for a certain time; essentially a ceasefire. The Armistice on November 11th, 1918 marked the end of WWI.

Imperialism: A policy or ideology by which a nation extends its power by acquiring territories. It can also include the exploitation of these territories for economic gain. Imperial rivalries were one cause of WWI.