The II Corps of the Ottoman Empire (Turkish: 2 nci Kolordu or İkinci Kolordu) was one of the corps of the Ottoman Army. It was formed in the early 20th century during Ottoman military reforms. Formation Order of Battle, 1911 With further reorganizations of the Ottoman Army, to include the creation of corps level headquarters, by 1911 the II Corps was headquartered in Tekfur Dağı. The Corps before the First Balkan War in 1911 was structured as such: II Corps, Harbiye, Tekfur Dağı (Mirliva Şevket Turgut Pasha) 4th Infantry Division, Tekfur Dağı (Mirliva Hıfzı Pasha) 10th Infantry Regiment, Tekfur Dağı 11th Infantry Regiment, Tekfur Dağı 12th Infantry Regiment, Hayrabolu 4th Rifle Battalion, Tekfur Dağı 4th Field Artillery Regiment, Tekfur Dağı 4th Division Band, Tekfur Dağı 5th Infantry Division, Gallipoli 16th Infantry Regiment, Gallipoli 17th Infantry Regiment, Malkara 18th Infantry Regiment, Uzunköprü 5th Rifle Battalion, Gallipoli 5th Field Artillery Regiment, Constantinople 5th Division Band, Gallipoli 6th Infantry Division, Smyrna (Miralay Şevki) 16th Infantry Regiment, Smyrna 17th Infantry Regiment, Yemen 18th Infantry Regiment, Sakız 6th Rifle Battalion, Sisam 6th Field Artillery Regiment, Constantinople 6th Division Band, Smyrna Units of II Corps 2nd Rifle Regiment, Yemen 2nd Field Howitzer Battalion, Şam 2nd Engineer Battalion, Adrianople 2nd Telegraph Battalion, Adrianople 2nd Transport Battalion, Constantinople 2nd Medical Battalion, Constantinople Dardanelles Fortified Area Command, Çanakkale 3rd Heavy Artillery Regiment, Çanakkale 4th Heavy Artillery Regiment, Çanakkale 5th Heavy Artillery Regiment, Çanakkale Independent Heavy Artillery Regiment, Çanakkale Torpedo Detachment, Çanakkale Mine Detachment, Çanakkale Wireless Detachment, Çanakkale Balkan Wars Order of Battle, October 17, 1912 On October 17, 1912, the corps was structured as follows: II Corps (Thrace, under the command of the Eastern Army) 4th Division, 3rd Division Uşak Redif Division Order of Battle, October 19, 1912 On October 19, 1912, the corps was structured as follows: II Provisional Corps (Serbian Front, under the command of the Vardar Army of the Western Army) Uşak Redif Division, Denizli Redif Division, Smyrna Redif Division Order of Battle, October 29, 1912 On October 29, 1912, the corps was structured as follows: II Corps (Thrace, under the command of the First Eastern Army) 4th Division, 5th Division, Kastamonu Redif Division Order of Battle, November 17, 1912 On November 17, 1912, the corps was structured as follows: II Corps (Thrace, under the command of the Chataldja Army) 4th Division, 5th Division, 12th Division South Wing Detachment II Provisional Reserve Corps 30th Division, Amasya