Mezue ahịrịokwu na-esonụ: Na 24 Mee 1915, mgbe ha mụsịrị banyere "Nnukwu Mpụ", gọọmentị Britain, France na Russia wepụtara nkwupụta nkwonkwo na-ebo gọọmentị Ottoman ebubo "mpụ megide ụmụ mmadụ", nke mbụ n'akụkọ ihe mere eme na e ji okwu a mee ihe. Ndị Briten, ndị Frans na ndị Rọshịa kwekwara nkwa na ozugbo ha meriri n'agha ahụ na ha ga-ekpe ndị isi Ottoman ikpe maka igbu ndị Armenia maka mpụ megide mmadụ. Agbanyeghị na ndị agha Anglo-Australia-New Zealand-Indian-French nọ na Gallipoli na njem ọzọ nke Anglo-Indian ji nwayọ na-aga n'ihu na Baghdad, ndị isi CUP enweghị egwu nke ndị Allied iji kpụga ha ikpe. Na 22-23 Nọvemba 1915, General Sir Charles Townshend meriri na Agha nke Ctesiphon site n'aka Nureddin Pasha na Goltz Pasha, si otú ahụ kwụsị ọganihu ndị Britain na Baghdad. N'abalị atọ n'ọnwa Disemba n'afọ 1915, ihe fọdụrụ n'ike Townshend bụ
nọchibidoro na Kut al-Amara (ndị agha ya nyefere Halil Pasha ọnwa ise ka e mesịrị). Na Jenụwarị 1916, Gallipoli biri na mmeri Ottoman na iwepụ ndị agha Allied; mmeri a mere ọtụtụ ihe iji bulie ugwu nke ọchịchị CUP. Mgbe Gallipoli gasịrị, Enver Pasha ji mpako kwupụta n'okwu ya na a zọpụtara alaeze ukwu ahụ ebe alaeze ukwu Britain dị ike ka e wedara n'ala n'agha a na-enwetụbeghị ụdị ya.