I te 20 o Hui-tanguru 1741, i whakatairangahia ia ki te rangatira rangatira, a ka tukuna ki Tiamana me te roopu Ingarihi i te Pakanga o te Whanaketanga o Austria. I whawhai ia i te
Ko te Pakanga o Dettingen i te 27 o Hune 1743, a i muri mai ka whakatairangahia ki te rangatira nui i te 13 o Hurae. I te 30 o Paenga-whāwhā 1745, i whai wāhi atu a Onslow ki a Viscount Cobham hei koroneela me te rangatira o te 1st Troop of Horse Grenadier Guards, i a Edward Wolfe e whakahaere ana i te King's Regiment. Ko ia me Henry Hawley i whakahau i te raina tuarua o te hoia eke hoiho i te Pakanga o Fontenoy. Ko ia tetahi o nga rangatira o te ope i Ranana i te marama o Noema i muri i te hokinga mai o te ope o Ingarangi i Flanders ki te whakakore i te whakaoho a Jacobite o 1745.