Tuhia he tomokanga mō tēnei wāhanga - I tae mai te 1st Battalion ki Le Havre hei wāhanga o te 3rd Brigade i roto i te Rōpū Tuatahi me te British Expeditionary Force i Akuhata 1914 hei mahi i te Western Front. Ko te 2nd Battalion i eke ki Laoshan Bay mo nga mahi ki te rohe Tiamana o Tsingtao i te Mahuru o te tau 1914 ka kite i te mahi i te Siege o Tsingtao
i te Oketopa o te tau 1914. Whai muri i tana hokinga ki te kaainga i te Hanuere 1915, ka tau te 2 o nga Pirihimana ki Cape Helles hei waahanga o te 87th Brigade i te 29th Division i te Paenga-whawha 1915; i nekehia atu i Gallipoli i te Hanuere 1916 ka tae atu ki Marseille i te Poutu-te-rangi 1916 mo te mahi i te Hauauru Hauauru.