Whakaotihia te rerenga e whai ake nei: I te marama o Tihema 1862, i whakatairangahia a Potts ki te rangatira o te rangatira me te rangatira o te 32 o Ohio kua pakaru, kua tino ngoikore hoki. I whakahoutia e ia te ope taua, i nui ake i ona rarangi, i whakahoutia ano hoki mo te mahi i te mara. I te ra o te Kirihimete, ka eke ia ki te koroneera, katahi ka arahi i te rerenga i roto i nga kaupapa maha o te Ope o Tennessee i te Whare Taonga o te Hauauru, tae atu ki te Siege o Vicksburg me te Atlanta Campaign. I te
I Port Gibson i whakamoemitihia ia mo tana toa e te rangatira o te brigade Brig. Gen. John D. Stevenson; ana i Raymond, Jackson, me Champion Hill, i riro i a ia nga mihi a Maj. Gen. John A. Logan. I te pakanga i Champion Hill, i whakaekehia a Colonel Potts me tana rerenga, ka mau ki te patu patu a te Kotahitanga e waru-a-pu me te haurua o te pirihimana hiko o Alabama e tiaki ana i a ia.