He became acting commanding officer of his battalion in February 1917 and led his regiment at the Second Battle of Kut in February 1917 and the Fall of Baghdad in March 1917.
Ia menjadi bertindak komandan resimen pada bulan Februari 1917 dan memimpin resimennya di Pertempuran Kedua Kut pada bulan Februari 1917 dan Kejatuhan Baghdad pada Maret 1917.