Faatumu le fuaiupu lenei: O le 6th (Service) Battalion na faavaeina ia Aokuso 1914; na faapipii atu i le 38th Brigade i le 13th (Western) Division; na taunuu i Gallipoli ia Iulai 1915 ma mulimuli ane auauna atu i Mesopotamia. O le 7th (Service) Battalion na faavaeina ia Setema 1914; na faapipii atu i le 56th Brigade i le 19th (Western) Division; na taunuu i Farani ia Iulai 1915 ma na faataapeina Fepuari 1918 ona o le toe faatulagaina o le Army-wide. O le 8th (Service) Battalion na faavaeina ia Oketopa 1914; na faapipii atu i le 76th Brigade i le 25th Division; na taunuu i Farani ia Setema 1915 ma tautua i le Western Front mo le taua: na fesoasoani e faʻagesegese le Siamani alualu i luma i le
Taua o St. Quentin i le aso 21 o Mati 1918.