Rubuta ci gaba don wannan sakin layi - Rukunin Tsaro na Bavarian na 9 ya yi yaƙi a Yammacin Yamma, yana ganin aikinsa na farko a Aisne, inda ya kasance har zuwa Disamba 1916 lokacin da ya shiga ajiya har zuwa ƙarshen Janairu. Daga nan sai ya koma cikin rami tare da Aisne, kuma ya yi yaƙi a Yaƙin na biyu na Aisne
, wanda kuma ake kira Yakin Champagne na Uku. Daga nan sai rundunar ta tafi Lorraine. Ya tafi Flanders a watan Agusta kuma ya ga aikin a yakin Passchendaele, wanda aka fi sani da Yakin Ypres na Uku. Sa'an nan kuma ya koma kudancin kudancin kuma ya shiga cikin St. Mihiel. Rukunin ya koma Flanders a watan Nuwambar 1917 kuma ya ga aikin a cikin hare-haren tanki na Allied a yakin Cambrai, da kuma hare-haren da aka yi a Jamus. A cikin 1918, rukunin ya yi yaƙi a cikin hare-haren bazara na Jamus, yana ganin aiki a Yaƙin Somme na Farko (1918), wanda aka fi sani da Yaƙin Somme na Biyu (don bambanta shi daga yaƙin 1916). Babban aikin karshe na 9th Bavarian Reserve Division shine a cikin harin Jamus a cikin Montdidier-Noyon a watan Yuni 1918. An rarraba sashen ba da daɗewa ba bayan haka. Ƙungiyar Allied Intelligence ta ƙayyade sashen a matsayin na biyu.