<prompt> Bhala okuqhubekayo kwalesi sigaba - Phakathi kukaMay noDecember 1916, iDivision 13 eNtshonalanga yalungiswa futhi yahlomiswa kabusha lapho ilungiselela ukuhlasela ngasenyakatho ukuze ithathe iBaghdad. NgoJulayi, uMajor-General Maude waphakanyiselwa ukuba abe ngumkhuzi we-Expanded and renamed Mesopotamian Expeditionary Force. Esikhundleni sakhe, uBrigadier General Cayley, owayengukhomanda weBrigade yama-39, wakhuliswa waba ngumkhuzi womkhakha. Ngomhlaka 12 Disemba 1916, lo mkhakha wathuthuka usuka eSheikh Saad eKut. Empini Yesibili YaseKut  <response>: , i-division yasiza ukuxosha amabutho ase-Ottoman edolobheni. Ngemuva kokuma isikhashana, le ngxenye yahamba yaya enyakatho, yawela uMfula iDiyala, futhi yabamba iqhaza ekuthatheni iBaghdad ngoMashi 11, 1917. Ngemva kokuthunjwa kweBaghdad, i-13th Western Division yalwa izimpi eziningana ukuqinisa ukulawula kwamaBrithani phezu kwe-vilayet yaseBaghdad. Lokhu kufaka phakathi ukulwa eDellis Abbas 27 kuya ku-28 Mashi 1917, Duqma 29 Mashi 1917, Nahr Kalis 9 kuya ku-15 Ephreli 1917, ukudlula kwe-Adhaim 18 Ephreli 1917 kanye nesenzo seShatt al Adhaim 30 Ephreli 1917. Naphezu kokungasebenzi kahle kwamaBrithani ukuze aqhubeke nokuqhubekela phambili, lo mkhakha nawo walwa neSenzo Sesibili nesesithathu sikaJabal Hamrin 16-20 Okthoba 1917 no-3-6 Disemba 1917. 