Mezue ahịrịokwu na-esonụ: Pettus jere ozi n'Ebe Ọdịda Anyanwụ nke Agha Obodo America. N'oge Stones River Campaign, ndị agha Union jidere ya na Disemba 29, 1862, ma gbanwere obere oge ka e mesịrị maka ndị agha Union. E jidere Pettus ọzọ na Mee 1, 1863, ebe akụkụ nke ndị agha ahụ nyefere onwe ha nke na-agbachitere
Ọ bụ n'ọdụ ụgbọ mmiri Gibson dị na Mississippi. O jisiri ike gbapụ ma laghachikwuru ndị agha ya. A buliri Pettus n'ọkwa Colonel na May 28, ma nye ya iwu nke 20th Alabama.