Ka hoki ki te ope taua o Potomac i te marama o Noema 1863, ka whakawhiwhia a Devereux ki te rangatira o te Tuarua o te Rōpū Tuarua, Tuarua, II Corps. I runga i taua mana, i tohua ia ki te arahi i tetahi utu morearea i te whakamahere o te Pakanga o Mine Run
i te 30 o Noema, 1863. I te waimarie, i whakakorea te whakaeke.