 Pari gbolohun yii: Ẹgbẹ ọmọ-ogun kẹwàá Iṣẹ ati ẹgbẹ ọmọ-ogun kọkànlá Iṣẹ wọ Boulogne-sur-Mer gẹgẹ bí ara Ẹgbẹ ọmọ-ogun kọkàndínlógójì nínú Ẹgbẹ ọmọ-ogun kẹẹdógún Imọlẹ ní July 1915 fún iṣẹ ní Western Front. Awọn batalionu naa rii igbese ni Ogun ti Mont Sorrel ni Oṣu Karun ọdun 1916, Ogun ti Delville Wood ni Oṣu Kẹsan ọdun 1916 ati : Ogun Guillemont ni Oṣu Kẹsan ọdun 1916 bakanna bi Ogun ti Flers  Courcelette ni Oṣu Kẹsan ọdun 1916, Ogun ti Morval ni Oṣu Kẹsan ọdun 1916 ati Ogun ti Le Transloy ni Oṣu Kẹwa ọdun 1916 ṣaaju ki o to kopa ninu ilosiwaju si Laini Hindenburg, Ogun ti Langemarck ni Oṣu Kẹjọ ọdun 1917, Ogun ti Menin Road Ridge ni Oṣu Kẹsan ọdun 1917, Ogun ti Polygon Wood ni Oṣu Kẹsan ọdun 1917 ati Ogun ti Cambrai ni Oṣu kejila ọdun 1917. 