Mezue ahịrịokwu na-esonụ: Sanderson sonyere dị ka onye agha nkịtị na 15th U.S. Infantry na October 24, 1861. Nna ya bụ John P. Sanderson bụbu osote onye ọchịagha nke ndị agha a na-eje ozi site na Mee 14, 1861 ruo July 4, 1863. A họpụtara ya onye isi ndị agha nke abụọ n'abalị iri atọ na otu nke ọnwa Ọktoba, afọ 1861. Ọ natara ikike dịka onye isi ndị agha nke mbụ n'ụbọchị asaa nke ọnwa Eprel afọ 1862, maka ọrụ ọma na ọrụ ọma ya n'ọchịchị.
Agha nke Shiloh Tennessee. E buliri ya n'ọkwa 1st Lieutenant na Regular Army na Nọvemba 9, 1862. Sanderson natara ikike nke abụọ dịka onye isi na Septemba 1, 1864, maka ọrụ obi ike na ọrụ bara uru n'oge Atlanta Campaign.