World war (disambiguation)

A world war is an armed conflict involving many nations.

World war may also refer to:


 * World War I (1914–18)
 * Between the World Wars (1918-39)
 * World War II (1939–45)
 * World War III, a discussed future possible conflict

Arts and entertainment

 * "World War" (The Cure song)
 * The World Wars (miniseries), a History Channel series
 * Worldwar, a series of novels by Harry Turtledove