Kammala jumla mai zuwa: Yakin kan iyaka ya kunshi hare-hare guda biyar, wanda kwamandan Faransa Joseph Joffre da shugaban ma'aikatan Jamus Helmuth von Moltke suka ba da umarni da tsarawa. An yi yaƙin ne a watan Agusta 1914. Wadannan hare-haren guda biyar, Mulhouse, Lorraine, Ardennes,
Charleroi, da Mons, an ƙaddamar da su kusan lokaci guda. Sun kasance sakamakon sakamakon shirin Faransa na XVII da kuma shirin Jamus. Yaƙin Mulhouse, a ranar 7-10 ga watan Agusta, 1914, Joffre ya yi tunanin cewa zai sake ɗaukar Faransa na Alsace, amma ya haifar da Joffre yana ɗaukar Janar Louis Bonneau da alhakin gazawar sa kuma ya maye gurbinsa da Janar Paul Pau. Yaƙin Lorraine, Agusta 14<unk>25, ya kasance mamayewar Faransanci mara yanke hukunci a wannan yankin da Janar Pau da Sojojinsa na Alsace suka yi. Yaƙin Ardennes, wanda aka yi tsakanin 21 ga Agusta da 23 a cikin gandun dajin Ardennes, ya haifar da haɗuwa da sojojin Faransa da na Jamus, kuma ya haifar da rashin nasarar Faransa, ta rasa wa Jamus tushen tushen ƙarfe. Yaƙin Charleroi, wanda ya fara a ranar 20 ga Agusta kuma ya ƙare a ranar 23 ga Agusta, ya kasance babban yaƙi a Yammacin Yamma, kuma nasarar Jamus. Janar Charles Lanrezac ya janye sojojin Faransa, amma Joffre ya zarge shi da rashin nasarar shirin na XVII, ko da yake an yarda da janyewa.