Dee ihe na-aga n'ihu maka paragraf a - 2 A na-achọpụta usoro ọmụmụ nke CER na 4th Field Company (4 Fd Coy) Royal Australian Engineers, nke e welitere na mbido Agha Iwa Mbụ. Akpọrọ 7th Field Company (7 Fd Coy) na 1915, ndị otu ahụ ama ama maka ọrụ ya na France na Belgium na Agha nke Somme, Menin Road na Hindenburg Line. N'oge Agha Ụwa nke Abụọ, 7 Fd Coy lụrụ ndị Japan agha na Kokoda
na Bougainville.