| Battle or Campaign | Order of Battle | Date |
| Allies of World War I | Army of Belgium, British Expeditionary Force, British Cavalry Corps, 1914, Indian Army, 1914, Australian Army, French Army, Serbian Army, American Expeditionary Forces on the Western Front | August 1914 |
| Central Powers of World War I | Army of the German Empire, 1914, German Army, Western Front, 1918 | August 1914 |
| Battle of Tannenberg | German Eighth Army and Russian Northwest Front | August 17 – September 1, 1914 |
| Battle of Mons | British Expeditionary Force and German First Army | August 23, 1914 |
| First Battle of the Marne | British Expeditionary Force, French Army and German Army | September 5–12, 1914 |
| Australian occupation of German New Guinea | Australian Naval and Military Expeditionary Force and German Polizeitruppe | September – November, 1914 |
| First Battle of Ypres | British Expeditionary Force, French Eighth Army, and German Fourth and Sixth Armies | October 19 – November 22, 1914 |
| Battle of Lodz | German and Russian armies | November 11 – December 6, 1914 |
| Battle of Dogger Bank | British and German Fleets | January 24, 1915 |
| Gallipoli Campaign | Allied and Ottoman forces | April 25, 1915 – 9 January 9, 1916 |
| Egyptian Expeditionary Force | British, French and Italian forces | March 10, 1916 – 1918 |
| Battle of Jutland | British and German fleets | May 1916 |
| Battle of the Somme | British, French and German forces | July 1 – November 18, 1916 |
| Battle of Delville Wood | British and German forces | July 14 – 3 September 3, 1916 |
| Desert Column | British forces | December 1916 – August, 1917 |
| Battle of Vimy Ridge | Allied Canadian Corps and German Sixth Army | April 9–12, 1917 |
| Battle of Caporetto | Italian Second Army and German/Austro-Hungarian Fourteenth Army | October 24 – November 19, 1917 |
| Spring Offensive | British, French and German armies | March 21 – July 18, 1918 |
| Battle of Amiens | British Fourth, French First, and German Second and Eighteenth Armies | August 8, 1918 |
| Battle of Megiddo | Allied and Ottoman armies | September 19 – October 1, 1918 |
| Meuse-Argonne Offensive | American Expeditionary Force | September 26 – November 11, 1918 |
| U.S. air forces | American Expeditionary Force air service | November 1918 |
