Kammala jumla mai zuwa: Tare da rundunarsa Cameron ya halarci yakin 1863 na Vicksburg, inda ya ji rauni a idanunsa a lokacin yakin
Yaƙin Port Gibson a ranar 1 ga Mayu. An gabatar da Cameron zuwa brigadier janar a cikin Union Army a ranar 11 ga Agusta, 1863. Bayan da aka yi amfani da kwamandan brigade a karshen 1863 da 1864, ya jagoranci wani bangare na XIII Corps a lokacin yakin Red River na 1864. A lokacin yakin Mansfield a Louisiana a ranar 8 ga Afrilu, mutanen Cameron sun yi ƙoƙari su ƙarfafa layin Union da ke rushewa a kusa da karfe 5 na yamma, amma an tilasta su koma baya lokacin da suka karya kusa da karfe 6 na yamma.