Tuhia tētahi tohutoro mō tēnei whārangi - I whakaurua a Sanderson hei Pirihimana i te 15 o nga Pirihimana o Amerika i te 24 o Oketopa, 1861. Ko tana papa a John P. Sanderson he koroneela o tenei rerenga e mahi ana mai i te Mei 14, 1861 tae noa ki te Hurae 4, 1863. I whakawhiwhia ia ki te Tuarua Tuarua i te Oketopa 31, 1861. I whakawhiwhia ki a ia he tohu hei Tuatahi Tuarua i te Paenga-whāwhā 7, 1862, mo tana mahi toa me te mahi nui i te Pakanga o Hiro
Ko Tennessee. I whakatairangahia ia ki te 1st Lieutenant i te ope taua i te Whiringa-a-rangi 9, 1862. I whakawhiwhia a Sanderson ki tetahi tohu tuarua hei rangatira i te Mahuru 1, 1864, mo te mahi toa me te mahi nui i te pakanga o Atlanta.