Mezue nkebi ahịrịokwu a: Mgbe Agha Obodo Amerịka malitere n'afọ 1861, Jones wepụtara onwe ya ije ozi n'Òtù Ndị Agha nke Mba Ndị Dị n'Otu. N'abalị atọ n'ọnwa Ọktoba, a họpụtara ya ka ọ bụrụ onye isi nke 53rd Ohio Infantry Regiment, wee hụ ihe dịka nke a n'oge Agha nke Shiloh na Siege nke Kọrịnt. Na Mee 2, 1862, Jones ghọrọ onye ọchịagha nke 53rd Ohio na onye isi ya. Ọ duru ndị agha ya n'oge Siege nke Vicksburg na na agha nke Missionary Ridge, ha abụọ na 1863. Jones hụrụ ihe ndị ọzọ na-eme na 1864 Atlanta Campaign, na-alụ ọgụ na Resaca, Dallas, Kennesaw Mountain na
Ọ bụ Atlanta. N'ọnwa Ọgọstụ, a họpụtara Jones ka ọ bụrụ onye isi ndị agha mgbe onye isi ya, Brigadier General Joseph A. J. Lightburn merụrụ ahụ ma hapụ iwu maka oge fọdụrụ n'agha ahụ. Ọchịagha Jones na-eduzizizi ndị 2nd Brigade na William B. Hazen's 2nd Division nke XV Corps na Jonesboro. N'ụzọ dabara adaba, ndị otu Brigade nke 1 nke nkewa ahụ bụkwa onye "Colonel Jones" ọzọ, Theodore Jones nke 30th Ohio. Wells Jones sonyere na 1864 March to the Sea, ma merụọ ya ahụ n'oge ọrụ gburugburu Fort McAllister, Georgia na Disemba 13.