<prompt> Feleletša polelwana e latelago: Ka morago ga go hloma madira kua Missouri ka seruthwane le marega, 18th Indiana e ile ya kgokaganywa le madira a Grant ao a bego a leka go tshela noka ya Mississippi le go thopa Vicksburg. Sehlopha sa bo-18 sa Indiana se ile sa lwa kua  <response>: Port Gibson le Champion Hill gomme a tšea karolo ka go dikologa Vicksburg, moo a ilego a laela brigade yeo e ilego ya retwa ka baka la ditiro tša sebete nakong ya tlhaselo ya mathomo ya sebo sa manaba ka Mei 1863. Ka morago ga mafelelo a go atlega a tshepetšo ya Vicksburg, brigade ya Washburn e ile ya dula le XIII Army Corps yeo e bego e akaretšwa ka go tshepetšo ya Noka ya Teche, le go thopša ka katlego ga dikago tše mmalwa tša marabele. Ka January 1864, 18th Indiana e ile ya romelwa Virginia moo e ilego ya tšea karolo dintweng tše mmalwa tše thata. Ka August 1864, 18th Indiana e ile ya kgokaganywa le 4th Brigade, 2nd Division Grover ya Emorys XIX Army Corps. 