The Chataldja Army or Çatalca Army of the Ottoman Empire (Turkish: Çatalca Ordusu) was one of the field armies of the Ottoman Army. It was formed after Ottoman retreat to the Chataldja line during the First Balkan War. It confronted Bulgarian forces. It was organized from units of dissolved First Eastern Army and Second Eastern Army on November 7, 1912.
On November 17, 1912, the army was structured as follows:
I Corps (Commander: Ferik Ömer Yaver Pasha)2nd Division, 3rd DivisionSouth Wing DetachmentI Provisional Reserve Corps (Ferik Abuk Ahmed Pasha)29th Division,Ergli Redif Division, Kayseri Redif DivisionII Corps (Commander: Ferik Hamdi Pasha)4th Division, 5th Division, 12th DivisionSouth Wing DetachmentII Provisional Reserve Corps (Commander: Mirliva Çürüksulu Mahmud Pasha)30th DivisionAmasya Redif Division, Yozgat Redif Division, Samsun Redif DivisionIII Corps (Commander: Ferik Mahmud Muhtar Pasha)7th Division, 8th Division, 9th DivisionSouth Wing DetachmentIII Provisional Reserve Corps (Ferik Izzet Fuad Pasha)Selimiye Redif Division, Fatih Redif Division, Afyon Redif DivisionChataldja Fortified Area and Artillery Command (Mirliva Ali Riza Pasha)Right Wing Artillery Area CommandCenter Area Artillery CommandLeft Wing Artillery Area CommandIndependent Cavalry BrigadeOn March 25, 1913, the army was structured as follows:
Left WingX Corps4th Division, 31st DivisionAmasya Redif DivisionIndependent Cavalry BrigadeI Corps2nd DivisionFatih Redif DivisionIII Provisional Reserve Corps3rd DivisionYozgat Redif DivisionII Corps5th Division, 12th DivisionAnkara Redif DivisionIII Corps7th Division, 8th Division, 9th DivisionI Provisional Reserve Corps29th DivisionEreğli Redif Division, Kayseri Redif DivisionII Provisional Reserve CorpsSelimiye Redif Division, Aydın Redif Division, Samsun Redif DivisionMamuretülaziz Redif division (From Gallipoli)Chataldja Fortified Area and Artillery CommandRight Wing Artillery Area CommandCenter Area Artillery CommandLeft Wing Artillery Area CommandOn July 12, 1913, the army was structured as follows:
Left Wing (Commander: Hurşit Pasha)X Corps4th Division, 31st DivisionMamuretülaziz Redif DivisionI Corps2nd Division, 28th DivisionFatih Redif DivisionII Corps (Commander: Hasan Izzet Pasha)3rd Division, 5th Division, 12th Division10th Cavalry RegimentRight Wing (Commander: Ahmed Abuk Pasha)III Corps7th Division, 8th Division, 9th Division8th Cavalry RegimentProvisional IV Corps29th DivisionAydın Redif Division, Ereğli Redif Division, Kayseri Redif Division2nd Cavalry RegimentArmy ControlAnkara Redif Division, Amasya Redif Division, Selimiye Redif Division, Yozgat Redif DivisionIndependent Cavalry BrigadeTribal Cavalry BrigadeHeavy Artillery Regiment