Mezue ahịrịokwu na-esonụ: N'ọnwa Septemba na mbido Ọktoba, ndị agha nke Army of the Tennessee, nke Maj. Gen. William Tecumseh Sherman nyere iwu, tinyere ndị agha abụọ sitere na Army of the Potomac n'okpuru Maj. Gen. Joseph Hooker. Ulysses S. Grant, ugbu a n'ozuzu iwu nke Union agha na n'ebe ọdịda anyanwụ n'okpuru ọhụrụ kere Agha nke Mississippi, dochie Rosecrans na iwu na George H. Thomas; Grant nwere iwu nke jikọtara Union agha. N'isi ụtụtụ nke Ọktoba 27, ndị agha Union weghaara Brown's Ferry, nke meghere ụzọ nnyefe na Alabama; A Confederate counterattack na Wauhatchie n'abalị nke Ọktoba 28<unk>29 gbalịrị ijide ụgbọ mmiri ahụ mana ọ daa. Bragg mgbe ahụ na Nọvemba 5 zigara ndị agha Longstreet na Knoxville na ihe fọrọ nke nta ka ọ bụrụ ndị agha ịnyịnya ya niile, na-ebelata ike ndị agha ya; Bragg nwere olile anya na a ga-amanye Grant ịhapụ akụkụ nke ike ya iji belata ndị agha Union na obodo ahụ. Mwakpo ikpeazụ ndị Union wakporo ndị agha Confederate malitere na November 24, mgbe Hooker
weghaara Ugwu Lookout ma yie ndị Confederate egwu n'akụkụ aka ekpe. N'echi ya, Sherman wakporo akụkụ aka nri nke Confederate na Missionary Ridge mana ọ kwụsịrị. Iji nyere Sherman aka ma dọta ndị otu Confederate site n'aka nri, Grant nyere iwu ka e mee ngagharị iwe megide etiti Confederate. Ngosipụta a nke Thomas mere ghọrọ mwakpo zuru oke nke mebiri akara ndị Confederate. Bragg laghachiri azụ n'ebe ugwu Georgia, na-agbakọta gburugburu Dalton. A nabatara arịrịọ ya ka e wepụ ya n'ọrụ na December 1. Hardee weghaara iwu nke ndị agha nwa oge, mana ọ jụrụ onyinye ma ọ bụ iwu na-adịgide adịgide. Kama nke ahụ, Davis họpụtara Joseph Johnston ka ọ chịkwaa ndị agha na Disemba 1863.