Tuhia tētahi tohutoro mō tēnei wāhanga - I whakahaeretia a Slade ki te 75th Regiment of Foot i te tau 1819. I tohua ia hei Kaiwhakahaere Whakahaere o te 90th Light Infantry, a, i whakahau ia i taua Rōpū puta noa i te Pakanga Xhosa 7th
i te tau 1846 me te tau 1847.