Mezue ahịrịokwu na-esonụ: N'ịgbaso nke a, e mere mkpebi ịnyefe AIF na Europe iji kere òkè na ọgụ na Western Front. N'ọnwa Machị n'afọ 1916, ndị Brigade nke 3, tinyere ndị fọdụrụ na I Anzac Corps si Ijipt gawa France. Na 23 Julaị 1916, ndị agha ahụ sonyere na nnukwu agha mbụ ya mgbe a na-alụ ọgụ na Somme na Pozières, ebe Ngalaba nke 1 nke Australia gara n'ihu, na-ejide obodo ahụ. Na Disemba 1916, Sinclair-MacLagan nyefere ndị ọchịagha Brigadier General Gordon Bennett, onye duziri ndị agha ahụ ruo oge fọdụrụ n'agha ahụ. Ka oge na-aga, n'afọ 1917 na 1918, a lụrụ agha na Bullecourt, Ypres,
Menin Road, Passchendale, Hazebrouck, Amiens na n'akụkụ Hindenburg Line tupu ọgụ ahụ abịa na njedebe na November 1918.