 Nyorera kuenderera kweiyi ndima - Nekuda kwekutanga kweHondo Yenyika I, chirongwa chaHippke chakatumirwa kuEastern front sechikamu che36th Reserve Division pasi pekutungamira kwaGeneral Lieutenant Kurt Kruge . Hippke akazotora chikamu muHondo yeGumbinnen neHondo yeTannenberg. Muna September 1915, akaendeswa kuDivision Staff uye akagadzwa Adjutant kuDivision Surgeon. Pachinzvimbo ichi, Hippke akasimudzirwa pachinzvimbo cheOberarzt Oberleutnant musi wa13 Gumiguru 1915 uye akaona kurwa muGalicia. 