Pedzisa mutsara unotevera: Mann akapedza nguva yechando yakatevera muChicago Union Army hofisi yokunyoresa; vanhu vakanga vatumirwa kuzadza nharaunda yechi39. Muna 1864 chikwata chacho chakapiwazve kuArmy of the James pasi paColonel Thomas O. Osborn. Mann akatora mabasa aOsborn pashure pokunge akuvadzwa pa
Hondo yeDrewry's Bluff. Rechi 39 rakapfuurira kupesana nenzvimbo yekudzivirira yeConfederate ndokutora brigadier general. Nokuda kwezviito zvake, Mann amene akasimudzirwa kuva mukuru mukuru wehondo.