Tuhia he haere tonu mō tēnei wāhanga - I whakaarahia tētahi rārangi tuarua ki Perth i te marama o Akuhata 1804. I eke te 1st Battalion ki Hanover i te marama o Tihema 1805 a, i muri i tana mahi i Tiamana, ka hoki ki Ingarangi i te Hui-tanguru 1806. I eke te ope ki Portugal i te Pipiri 1808 mo te mahi i te Pakanga Peninsular. I uru atu ki te Pakanga o Roliça
i te marama o Akuhata 1808 me te Pakanga o Vimeiro i muri mai i taua marama i mua i te whawhai i raro i te Lieutenant-General Sir John Moore i te Pakanga o Corunna i te Hanuere 1809 ka whai waahi ki te tangohanga mai i te Peninsula. I ngaro i te reimana tona ingoa rohe i whakaingoatia hei 91st Regiment of Foot i te Paenga-whawha 1809. I whai wāhi te 1st Battalion ki te pakanga kino o Walcheren i te ngahuru o te tau 1809.