Kammala jumla mai zuwa: A lokacin Yaƙin Duniya na I, rukunin ya yi yaƙi a Yammacin Yamma, yana ganin aikin a cikin Babban Retreat na Allied wanda ya ƙare a Yaƙin farko na Marne. Daga nan sai ya shafe shekaru masu zuwa a cikin rami. A shekara ta 1917, ya yi yaƙi a cikin
Yaƙin Aisne na biyu, wanda aka fi sani da Yaƙin Champagne na Uku (kuma ga Jamusawa, a matsayin Yaƙin Aisne-Champagne), da kuma a Yaƙin Passchendaele. A cikin 1918, ya yi yaƙi da Allied Meuse-Argonne Offensive. Ƙungiyar Allied Intelligence ta ba da matsayi na uku a cikin shekara ta 1918.