 Ramba uchiverenga ndima iyi - Keir akanga achangobva kutungamirira 6th Division kweinenge mwedzi mumwe chete pakatanga Hondo Yenyika I, uye yakashandiswa sechikamu cheBritish Expeditionary Force kuti ishande kuEurope. Zvisinei, hurongwa hwekutanga hwekutumira zvikamu zvitanhatu kuFrance hwakashandurwa nekuda kwekutya kuburitswa kweGerman muUnited Kingdom, uye Chikamu chechitanhatu chakapedza mwedzi wekutanga wehondo muEast Anglia. Muna September 1914 yakasvika muFrance, uye pakarepo yakaona basa muHondo yeAisne. Gare gare mugore iroro, akarayira kuti aone chiito muHondo yeArmentières. Pakati pa1915, Keir akagadzwa kuti atungamirire mauto eVi Corps United Kingdom, ayo akatora chikamu muHondo yeLoos munaGunyana 1915. Muna December 1915 VI Corps yakarwiswa neImperial German Army negasi rephosgene, rudzi urwu rwehondo yemakemikari rwakashandiswa. 