Great War" redirects here. For other uses, see Great War (disambiguation).
World War I
Clockwise from top: Trenches on the Western Front; a British Mark IV tank crossing a trench; Royal Navy battleship HMS Irresistible sinking after striking a mine at the Battle of the Dardanelles; a Vickers machine gun crew with gas masks, and German Albatros D.III biplanes
Date 28 July 1914 – 11 November 1918 (cease-fire)
Peace treaty signed 28 June 1919
Location Europe, Africa and the Middle East (briefly in China and the Pacific Islands)
Result Allied victory; end of the German, Russian, Ottoman, and Austro-Hungarian Empires; foundation of new countries in Europe and the Middle East; transfer of German colonies to other powers; establishment of the League of Nations.
Allied (Entente) Powers Central Powers
Leaders and commanders Leaders and commanders
Casualties and losses
Military wounded: 12,831,500
Military missing: 4,121,000
...further details. Military dead:
Military wounded: 8,388,000
Military missing: 3,629,000
[show]v • d • eTheatres of World War I
Balkans – Western Front – Eastern Front – Italian Front
Caucasus – Mesopotamia – Sinai and Palestine – Gallipoli – Persia
South-West Africa – West Africa – East Africa
Asian and Pacific
Atlantic Ocean – Mediterranean – Naval – Aerial
World War I (abbreviated WWI; also known as the First World War, the Great War, and the War to End All Wars) was a global war which took place primarily in Europe from 1914 to 1918. Over 40 million casualties resulted, including approximately 20 million military and civilian deaths. Over 60 million European soldiers were mobilized from 1914 to 1918.
The act which is considered to have triggered the succession of events which led to war was the 28 June 1914 assassination of Archduke Franz Ferdinand, heir to...