Tuhia he tomokanga mō tēnei wāhanga - I whai wāhi a Cameron me tana puhi ki te pakanga o Vicksburg i te tau 1863, i reira i werohia ai ia i roto i ōna kanohi i te pakanga o Port Gibson
i te 1 o Mei. I whakatairangahia a Cameron ki te rangatira rangatira i roto i te Union Army i te Akuhata 11, 1863. Whai muri i nga wa maha o te whakahau brigade i te mutunga o te tau 1863 me te 1864, i arahina e ia tetahi wehenga o te XIII Corps i te 1864 Red River Campaign. I te Pakanga o Mansfield i Louisiana i te Paenga-whāwhā 8, i ngana nga tangata a Cameron ki te whakakaha i te raina o te Uniana e pakaru ana i te 5 i te ahiahi, engari i akina ki te hoki mai i te wa i pakaru ai i te 6 i te ahiahi.