Individual #World_War_I__World_War___Great_War__First_World_War__War_to_End_War  a war between the Allies (Russia France British-Empire Italy US Japan Rumania Serbia Belgium Greece Portugal Montenegro) and the Central Powers (Germany Austria-Hungary Turkey Bulgaria) from 1914 to 1918
  instance of:  world_war
  part:  battle_of_the_Marne__Belleau_Wood__Chateau-Thierry__Marne_River  a World War I battle in northwestern France where the Allies defeated the Germans in 1918
  part:  battle_of_Caporetto__Caporetto  battle of World War I (1917); Italians were defeated by the Austrian and German forces
  part:  Dardanelles_campaign__Dardanelles  the unsuccessful campaign in World War I (1915) by the English and French to open a passage for aid to Russia; defeated by the Turks
  part:  battle_of_Jutland__Jutland  an indecisive naval battle in World War I (1916); fought between the British and German fleets off the NW coast of Denmark
  part:  Meuse-Argonne_operation__Meuse__Meuse_River__Argonne__Argonne_Forest__Meuse-Argonne  an American operation in World War I (1918); American troops under Pershing drove back the German armies which were saved only by the Armistice on November 11
     part:  battle_of_Saint_Mihiel__Saint_Mihiel__St-Mihiel__battle_of_St-Mihiel  a battle in the Meuse-Argonne operation in World War I (1918); the battle in which American troops launched their first offensive in France
  part:  battle_of_Soissons-Reims__Soissons__battle_of_the_Chemin-des-Dames__battle_of_the_Aisne  a battle in World War I (May 1918); the Germans tried to attack before the American numbers were too great to defeat; the tactical success of the Germans proved to be a strategic failure
  part:  WWI_battle_of_the_Somme__Somme__Somme_River__battle_of_the_Somme  battle in World War I (1916)
  part:  battle_of_Tannenberg__Tannenberg  a battle in World War I (1914); decisive German victory over the Russians
  part:  battle_of_Verdun__Verdun  a battle in World War I (1916); in some of the bloodiest fighting in World War I the German offensive was stopped
  part:  first_battle_of_Ypres__Ypres__battle_of_Ypres  battle in World War I (1914); heavy but indecisive fighting as the Allies and the Germans both tried to break through the lines of the others
  part:  second_battle_of_Ypres__Ypres__battle_of_Ypres  battle in World War I (1915); Germans wanted to try chlorine (a toxic yellow gas) as a weapon and succeeded in taking considerable territory from the Allied salient
  part:  third_battle_of_Ypres__Ypres__battle_of_Ypres  battle in World War I (1917); an Allied offensive which eventually failed because tanks bogged down in the waterlogged soil of Flanders; Germans introduced mustard gas which interfered with the Allied artillery

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