Kammala wannan jumla: A shekara ta 1900, an sanya Lardemelle a cikin ma'aikatan sojojin Indochina na Faransa. Daga nan sai ya shiga cikin Boxer Rebellion kuma ya shiga cikin
Yaƙin Peking. Da ya dawo Faransa, ya ci gaba da aikinsa a garuruwa daban-daban. A cikin 1913, an nada shi Shugaban Ma'aikata na 1 Corps a Lille.