Sii wadida faqradan - Wuxuu ku dhashay Ogdensburg, New York, Chapin wuxuu ku biiray ciidanka Pamelia, New York bishii Febraayo 1864 muddo 1 sano ah. Wuxuu ka tirsanaa ciidanka 142-aad ee New York Volunteer Infantry markii gudigiisu uu weeraray madaxa tiirka Midowga ee ka dhanka ah qalcadaha Confederate ee Dagaalkii Labaad ee Fort Fisher
, Waqooyiga Carolina bishii Janaayo 15keedii sanadkii 1865. Inkastoo uu jiray 17 sano, Chapin wuxuu si iskaa ah ugu hormaray hoggaanka guurtidiisa, inkasta oo ay jirtay rasaas culus oo cadawga ah, wuxuu si geesinimo leh u gooyay cadowga, isaga oo u oggolaanaya saaxiibbadiis inay jabiyaan qalcadaha oo ay guul gaaraan. Waxaa loo wareejiyay 169aad New York Infantry bishii Juun 1865, wuxuuna la soo baxay guurtidiisa bishii xigtay.