Kammala wannan jumla: Lokacin da yakin basasa ya fara a 1861 Corput ya shiga rundunar sojojin Amurka. An ba shi izini a matsayin na uku na uku (1861) a cikin "Cherokee Artillery" baturi; wani rukuni da aka dauka daga Floyd da Cherokee counties. Da dama daga cikin danginsa sun shiga cikin rukunin, kuma, ɗan'uwansa Felix shine Sakatare Sakatare. An ba da rukunin a lokacin Siege na Vicksburg, amma da sauri ya koma filin bayan haka. A shekara ta 1864 Corput ya ci gaba da zama kyaftin kuma ya umurci baturi. A cikin
Yaƙin Resaca an kama Napoleon guda huɗu masu nauyin fam 12. Corput da kansa ya zama fursunonin yaƙi a ranar 12 ga Afrilu, 1865 a Salisbury, North Carolina. An tsare shi a kurkuku a Camp Chase, Ohio har sai an sake shi a watan Oktoba.