Mezue ahịrịokwu na-esonụ: Mgbe Agha Ụwa Mbụ tiwapụrụ n'August 1914, e zigara ya n'ụlọ ọrụ nke Ngalaba nke 4 ma hapụ ya na France n'oge na-adịghị anya mgbe nke ahụ gasịrị. O jere ozi na
Le Cateau, mgbe ahụ sonyere na ịlaghachi azụ na Seine na agha nke Aisne, ebe ndị agha German kwụsịrị. Mgbe ahụ ọ kwagara n'ebe ugwu na British Expeditionary Force (BEF) na Flanders, na-ekere òkè na Agha nke Armentières na October 1914. N'ọnwa Febụwarị afọ 1915, e buliri ya n'ọkwa brevet major ma jee ozi dịka onye isi ndị agha nke 10th Brigade. Ọ merụrụ ahụ n'oge ndị agha ahụ na-emegide agha, na 25 Eprel 1915, n'oge Agha nke Abụọ nke Ypres.