Mezue ahịrịokwu na-esonụ: Na June 1862, Jewett sonyere ndị agha Union ịlụ ọgụ na Agha Obodo, ma nye ya ọrụ dịka onye nke abụọ na 9th Vermont Infantry. N'August 3, e jidere ya, ma bụrụ onye mkpọrọ nke ndị Confederation ruo ụbọchị 25. E buliri Jewett n'ọkwa onye isi ndị agha na Mee 1863. N'oge ọrụ ya, o sonyere n'agha nke Harper's Ferry (September 13 na 15, 1862), Newport Barracks (February 2, 1864), Ugbo Chaffin (September 29, 1864), na
Fair Oaks (Ọktoba 27, 1864). Ọ gbara arụkwaghịm na Nọvemba 1864, wee laghachi Vermont.