Nyorera kupfuurira kweiyi ndima - Kutanga kweAmerican Civil War kwakakanganisa dzidzo yaCorson paakanyoresa muKambani K ye4th Pennsylvania Infantry muna Kubvumbi 1861, uye akaunganidzwa semushandi muna Chikunguru 1861. Achidzokera kuPenn mukupera kwegore iroro, akashanda semudzidzi wezvokurapa pachipatara chemauto paCherry neBrad Streets achidzidza pachikoro. Akanyoresa mu6th Pennsylvania Reserves (35th Pennsylvania Volunteers) semubatsiri wechiremba munaKurume 1863 mushure mekupedza kudzidza aine dhigirii reMD, achitora chikamu muHondo dzeGettysburg, Kudonha Kwemvura, Manassas Gap, Bristoe Station, Mine Run
, Rappahannock Station, Renje, Spotsylvania, North Anna, uye Chechi yeBethesda. Akapiwa zita rokuti mukuru nokuda kwokuzviratidza amene murenje, Corson akaunganidzazve muna June 1864. PaBristoe Station musi wa14 Gumiguru, Corson nemumwe mushandi wepachipatara vakanunura musoja akakuvara zvakaipisisa akasiiwa pakati pemitsara paakanga ari pasi pemoto weConfederate. Nokuda kwechiito ichi, akapiwa Medal of Honor musi wa 13 May 1899. Muna November 1864, akava mukuru mukuru wezvokurapa paCamp Discharge, yaishandiswa kuunganidza masoja, muPhiladelphia.