Dee ihe na-aga n'ihu na paragraf a - N'ọnwa Mee afọ 1861, ọ kpọbatara ndị 18th Illinois Volunteer Infantry Regiment, ma họpụta ya dịka onye isi nke mbụ ya. Oge ya n'ịchị ndị agha na Kentucky na Tennessee bụ ihe arụmụka na "ordeal". Ọ merụrụ ahụ n'oge agha Fort Donelson. N'ọnwa Nọvemba nke afọ 1862, a họpụtara ya ka ọ bụrụ brigadier general, ma nye ya iwu maka otu brigade na Ngalaba nke Abụọ nke XIII Corps. Ọ lụrụ ọgụ n'ụzọ dị iche na Vicksburg Campaign na 1863. Ọ duru ndị ya lụọ agha na Port Gibson
, Champion's Hill, na Big Black River Bridge. na n'oge mwakpo nke May 22, 1863 na Vicksburg MS, ebe ndị agha n'okpuru iwu ya bụ naanị ndị agha Union ịbanye na Confederate na-arụ ọrụ na Railroad Redoubt ebe ha kụrụ ọkọlọtọ US.