war to end war

Noun

• a war between the allies (Russia, France, British Empire, Italy, United States, Japan, Rumania, Serbia, Belgium, Greece, Portugal, Montenegro) and the Central Powers (Germany, Austria-Hungary, Turkey, Bulgaria) from 1914 to 1918

Related words

• Synonyms: 
  World War I , World War 1 , Great War , First World War , War to End War