 Ramba uchiverenga ndima iyi - Pashure pokunge adzidza paPhillips Academy, Danville, muVermont, uye paRussell Military Academy muNew Haven, Connecticut, akabatana neUnion Army semutungamiriri weRichmond City Greys volunteers nokuda kwebasa muAmerican Civil War. Kambani yaDudley yakabatanidzwa mu19th Indiana Volunteer Regiment yeIron Brigade yakakurumbira yeArmy of the Potomac. Pazera ramakore 19, muHondo yeAntietam, akatora mutungamiri wehurumende mushure mekufa kwaLieutenant Colonel Alois O. Bachman. Pashure pehondo, Dudley akakurumidza kukwidziridzwa kuva Major September 18, 1862, uyezve Lieutenant Colonel October 6, 1862. 