Mezue ahịrịokwu na-esonụ: N'oge Agha Ụwa nke Abụọ, ọ bụ onyeisi ndị agha na-agba égbè. O duziri ndị agha na mba ofesi n'oge mbuso agha nke ndị Allied nke Sicily na July-August 1943, ebe o nwetara nke mbụ n'ime obe abụọ a ma ama. Ọ gara n'ihu na-eduzi egbe egbe ndị agha na mbuso agha Allied nke Italy na Septemba, na mbido mbido nke Mgbasa Ozi Italy, tupu e zigara ya England. N'oge Agha Normandy n'ọnwa Ọgọstụ n'afọ 1944, McLain weghaara obere oge nke 90th Infantry Division, nke nwere ọtụtụ nsogbu nchịkwa. McLain gbanwere 90th n'ime a mbụ na klas na-alụ ọgụ nhazi, na-edu ya gafee France na
Ndị Allied na-aga n'ihu site na Paris ruo Rhine na ọtụtụ agha dị iche iche na Western Front. N'ọnwa Ọktoba, ọ malitere ịchị ndị agha nke XIX, ma bụrụ onye isi ya ruo oge fọdụrụ n'agha ahụ. Ọ bụ naanị onye nche mba nke duziri ndị agha n'agha n'oge Agha Worldwa nke Abụọ.