Wikimedia Commons has media related to Military units and formations established in 1917.
Pages in category "Military units and formations established in 1917"
The following 200 pages are in this category, out of approximately 784 total. This list may not reflect recent changes.
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- 1st Infantry Division (United States)
- 1st Infantry Division Artillery (United States)
- 1st Medical Brigade
- 1st Brigade Combat Team, 1st Cavalry Division
- 1st Brigade Combat Team, 1st Infantry Division
- 2nd Brigade Combat Team, 1st Cavalry Division
- 2nd Brigade Combat Team, 1st Infantry Division
- 3rd Brigade Combat Team, 1st Cavalry Division
- 1st Battalion, 320th Field Artillery Regiment
- 1st Brigade Combat Team, 82nd Airborne Division
- 1st Brigade, 7th Infantry Division (United States)
- 1st Infantry Division (Azerbaijan, 1918)
- 1st Machine Gun Battalion (United States Marine Corps)
- 1st Polish Corps in Russia
- 1st Royal Tank Regiment
- 1st Sanitary Train
- 1st Special Squadron (Japanese Navy)
- 1st Ukrainian Corps
- 2nd Chemical Battalion (United States)
- 2nd Infantry Division (United States)
- 3rd Infantry Brigade, 2nd Infantry Division
- 2nd Battalion, 52nd Air Defense Artillery Regiment
- 2nd Battalion, 320th Field Artillery Regiment
- 2nd Brigade, 7th Infantry Division
- 2nd Grochow Uhlan Regiment
- 2nd Polish Corps in Russia
- 2nd Royal Tank Regiment
- 2nd Special Operations Squadron
- 2nd Special Squadron (Japanese Navy)
- 3rd Infantry Division (United States)
- 3rd Battalion, 9th Marines
- 3rd Battalion, 319th Field Artillery Regiment
- 3rd Battalion, 320th Field Artillery Regiment
- 3rd Brigade, 7th Infantry Division
- 3rd Marine Expeditionary Brigade
- 3rd Royal Tank Regiment
- 3rd Silesian Uhlan Regiment
- 4th Infantry Division (United States)
- 4th Aero Squadron
- 4th Artillery Regiment (Portugal)
- 4th Battalion, 320th Field Artillery Regiment
- 4th Infantry Brigade (New Zealand)
- 4th Royal Tank Regiment
- 5th Infantry Division (United States)
- 5th Marine Regiment
- 5th (Hampshire and West Somerset) Yeomanry Cyclist Regiment
- 5th Aviation School Squadron
- 5th Brigade, 78th Division
- 5th Guards Infantry Division (German Empire)
- 5th Royal Anglesey Field Company, Royal Engineers
- 5th Royal Tank Regiment
- 5th Zaslaw Uhlan Regiment
- 6th Infantry Division (United States)
- 6th Marine Regiment
- 6th Aero Squadron
- 6th Battalion, Royal Defence Corps
- 6th Division (Australia)
- 6th Kaniow Uhlan Regiment
- 6th Machine Gun Battalion (United States Marine Corps)
- 7th Infantry Division (United States)
- 7th Marine Regiment
- 7th (South Irish Horse) Battalion, Royal Irish Regiment
- 7th Royal Tank Regiment
- 8th Marine Regiment
- 8th Aero Squadron
- 8th Engineer Battalion (United States)
- 8th Royal Tank Regiment
- 9th Marine Regiment
- No. 9 Squadron RNAS
- 9th (Yorkshire Hussars) Battalion, West Yorkshire Regiment
- 9th Aero Squadron
- 9th Battalion, Northamptonshire Regiment
- 9th Bomb Squadron
- 10th (Royal East Kent and West Kent Yeomanry) Battalion, Buffs (East Kent Regiment)
- 10th (Shropshire and Cheshire Yeomanry) Battalion, King's Shropshire Light Infantry
- 10th Indian Cavalry Brigade
- 11th Infantry Brigade (United States)
- 11th Aero Squadron
- 11th Indian Cavalry Brigade
- 12th (Ayr and Lanark Yeomanry) Battalion, Royal Scots Fusiliers
- 12th (Norfolk Yeomanry) Battalion, Norfolk Regiment
- 12th (West Somerset Yeomanry) Battalion, Somerset Light Infantry
- 12th Aero Squadron
- 13th Aero Squadron
- 13th Battalion, Lincolnshire Regiment
- 13th Canadian Infantry Brigade
- 14th Army (German Empire)
- 14th Battalion, Loyal North Lancashire Regiment
- 14th Bombardment Squadron
- 14th Field Artillery Regiment
- 14th Jazlowiec Uhlan Regiment
- 15th Field Artillery Regiment (United States)
- 15th (Hampshire Carabiniers) Battalion, Hampshire Regiment
- 15th (Suffolk Yeomanry) Battalion, Suffolk Regiment
- 15th Battalion, Cameronians (Scottish Rifles)
- 15th Battalion, Royal Sussex Regiment
- 15th Cavalry Division (United States)
- 15th Naval District
- 16th Division (United States)
- 16th (Royal 1st Devon and Royal North Devon Yeomanry) Battalion, Devonshire Regiment
- 16th (Sussex Yeomanry) Battalion, Royal Sussex Regiment
- 16th Battalion, Essex Regiment
- 16th Brigade (Australia)
- 16th Training Reserve Battalion
- 11th Infantry Division (United States)
- 17th Infantry Division (United States)
- 17th Battalion, Essex Regiment
- 17th Brigade (Australia)
- 17th Indian Division
- 17th Weapons Squadron
- 18th Division (United States)
- XVIII Brigade, Royal Horse Artillery (T.F.)
- XVIII Corps (United Kingdom)
- 18th (Service) Battalion, West Yorkshire Regiment (2nd Bradford)
- 18th Aero Squadron
- 18th Aero Squadron (Training)
- 18th Army (German Empire)
- 18th Battalion, Royal Warwickshire Regiment
- 18th Indian Division
- 19th Division (United States)
- XIX Brigade, Royal Horse Artillery (T.F.)
- XIX Corps (United Kingdom)
- 19th Aero Squadron
- 19th Battalion, Queen's Royal Regiment (West Surrey)
- 19th Volhynian Uhlan Regiment
- 20th Division (United States)
- XX Corps (United Kingdom)
- 20th Aero Squadron
- XXI Corps Cavalry Regiment
- XXI Corps (United Kingdom)
- 21st Aero Squadron
- 21st Airship Group
- 21st Battalion, Highland Light Infantry
- 22nd Chemical Battalion (United States)
- XXII Corps (United Kingdom)
- 22nd Aero Squadron
- 23rd Bomb Squadron
- 23rd Battalion, Cheshire Regiment
- 23rd Battalion, Royal Welch Fusiliers
- 24th (Denbighshire Yeomanry) Battalion, Royal Welch Fusiliers
- 24th (Pembroke and Glamorgan Yeomanry) Battalion, Welsh Regiment
- 24th Aero Squadron
- 25th (Montgomery and Welsh Horse Yeomanry) Battalion, Royal Welch Fusiliers
- 25th Battalion, King's (Liverpool Regiment)
- 26th Infantry Division (United States)
- 26th Aero Squadron
- 26th Battalion, King's (Liverpool Regiment)
- 27th Infantry Division (United States)
- 27th Aero Squadron
- 28th Aero Squadron
- 28th Battalion, Manchester Regiment
- 28th Division Sustainment Brigade
- 29th Infantry Division (United States)
- 29th (City of London) Battalion, London Regiment
- 30th Infantry Division (United States)
- 30th (City of London) Battalion, London Regiment
- 30th Aero Squadron
- 30th Air Defense Artillery Brigade
- 31st Infantry Division (United States)
- 31st (County of London) Battalion, London Regiment
- 31st Aero Squadron
- 32nd Infantry Division (United States)
- 32nd (County of London) Battalion, London Regiment
- 33rd Infantry Division (United States)
- 33rd Special Operations Squadron
- 34th Infantry Division (United States)
- 34th Bomb Squadron
- 35th Infantry Division (United States)
- 36th Infantry Division (United States)
- 36th (Recruit Distribution) Battalion, Training Reserve
- 36th Infantry Brigade (United States)
- 37th Infantry Division (United States)
- 37th Aero Squadron
- 37th Infantry Brigade Combat Team
- 38th Infantry Division (United States)
- 38th Aero Squadron
- 38th Infantry Regiment (United States)
- 39th Infantry Division (United States)
- 39th Infantry Regiment (United States)
- 39th Aero Squadron
- 40th Infantry Division (United States)
- 40th Infantry Brigade Combat Team
- 41st Infantry Division (United States)
- 41st Aero Squadron
- 41st Electronic Combat Squadron
- 42nd Infantry Division (United States)
- 43rd Indian Brigade
- 43rd Infantry Regiment (United States)
- 44th Aero Squadron
- 46th Infantry Regiment (United States)
- 46th Landwehr Division
- 47th Infantry Regiment (United States)
- 47th Training Reserve Battalion
- 48th Aero Squadron
- 48th Infantry Regiment (United States)
- 49th Infantry Regiment (United States)
- 49th Aero Squadron
- 49th Indian Brigade
- 50th Indian Brigade
- 51st Coast Artillery Regiment