XI Corps (Ottoman Empire)

XI Corps
On Birinci Kolordu
XI Corps; On Birinci Kolordu
Active	1911–
Country	Ottoman Empire
Type	Corps
Garrison/HQ	Van, Ma'murat-ül Aziz
Patron	Ottoman Sultan
Engagements	Caucasus Campaign (World War I); Battle of Sarikamish
Commanders
Notable; commanders	Mirliva Galip Pasha; Mirliva Abdülkerim Pasha; Miralay Selâhattin Âdil Bey (1916-October 20, 1916)

The XI Corps of the Ottoman Empire (Turkish: 11 nci Kolordu or On Birinci Kolordu) was one of the corps of the Ottoman Army. It was formed in the early 20th century during Ottoman military reforms.

Formation

With further reorganizations of the Ottoman Army, to include the creation of corps level headquarters, by 1911 the XI Corps was headquartered in Van. The Corps before the First Balkan War in 1911 was structured as such:^[2]

XI Corps, Van
- 33rd Infantry Division, Van
  - 88th Infantry Regiment, Van
  - 89th Infantry Regiment, Başkale
  - 90th Infantry Regiment, Bayezit
  - 33rd Rifle Battalion, Van
  - 33rd Division Band, Van
- 34th Infantry Division, Muş
  - 91st Infantry Regiment, Muş
  - 92nd Infantry Regiment, Malazgirt
  - 93rd Infantry Regiment, Kara Kilise
  - 34th Rifle Battalion, Yemen
  - 34th Division Band, Muş
Units of IX Corps
23rd Cavalry Regiment, Van
21st Field Artillery Battalion, Van
11th Transport Battalion, Van
22nd Mountain Artillery Battalion
Border companies x 8

Balkan Wars

Order of Battle, July 1913

XI Corps (Caucasus)
- 34th Division

World War I

Order of Battle, August 1914, November 1914, April 1915, Late Summer 1915, January 1916, August 1916

In August 1914, November 1914, Late April 1915, Summer 1915, January 1916, August 1916, the corps was structured as follows:^[3]

XI Corps (Caucasus)
- 18th Division, 33rd Division, 34th Division

Sources

^ T.C. Genelkurmay Harp Tarihi Başkanlığı Yayınları, Türk İstiklâl Harbine Katılan Tümen ve Daha Üst Kademelerdeki Komutanların Biyografileri, Genkurmay Başkanlığı Basımevi, Ankara, 1972, p. 118. (in Turkish)
^ Edward J. Erickson, Defeat in Detail, The Ottoman Army in the Balkans, 1912–1913, Westport, Praeger, 2003, p. 381.
^ Edward J. Erickson, Order to Die: A History of the Ottoman Army in the First World War, Greenwood Press, 2001, ISBN 0-313-31516-7, p. 38, 43, 86, 109, 126, 134.

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[Genelkurmay118-1] T.C. Genelkurmay Harp Tarihi Başkanlığı Yayınları, Türk İstiklâl Harbine Katılan Tümen ve Daha Üst Kademelerdeki Komutanların Biyografileri, Genkurmay Başkanlığı Basımevi, Ankara, 1972, p. 118. (in Turkish)

[2] Edward J. Erickson, Defeat in Detail, The Ottoman Army in the Balkans, 1912–1913, Westport, Praeger, 2003, p. 381.

[Erickson38-43-56-109-126-134-3] Edward J. Erickson, Order to Die: A History of the Ottoman Army in the First World War, Greenwood Press, 2001, ISBN 0-313-31516-7, p. 38, 43, 86, 109, 126, 134.

[1]

[2]

[3]

v t e Ottoman Forces during World War I
Army groups	Yildirim Caucasus Eastern
Armies	1st 2nd 3rd 4th 5th 6th 7th 8th 9th
Corps	I II III IV V VI VII VIII IX X XI XII XIII XIV XV XVI XVII XVIII XIX XX XXI XXII XXV Iraq Area Halil I Caucasian II Caucasian Hejaz
Fortified areas	Dardanelles Bosphorus Chataldja Adrianople Smyrna Erzurum Kars
Infantry divisions	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 1 Caucasian 2 Caucasian 3 Caucasian 5 Caucasian 9 Caucasian 10 Caucasian 11 Caucasian 36 Caucasian 37 Caucasian
Other divisions	1 Cavalry 2 Cavalry 3 Cavalry Van Gendarmerie
Others	1st Expeditionary Force 5th Expeditionary Force German Asia Corps Africa Hejaz Expeditionary Force 1st Provisional Force 2nd Provisional Force Islamic Army of the Caucasus 57 Rgt. 177 Rgt.