Mezue ahịrịokwu na-esonụ: N'afọ 1917, Knauth sonyeere ndị agha US n'afọ 1917 iji jee ozi na European Theatre of World War I. Knauth jere ozi na 101st Field Artillery Regiment nke New England Division nke American Expeditionary Forces. O sonyere n'agha ndị a lụrụ na
Chemin des Dames, Agha nke Saint-Mihiel, Pont-à-Mousson, na Château Thierry.