<prompt> Bhala ukuqhubeka kwalesi sigaba - Ngemva kokuhlelwa, ibutho elisha labelwa i-First Missouri Brigade. I-First Missouri Brigade, eyayiholwa uColonel Francis M. Cockrell, yadluliselwa endaweni eseduze neGrand Gulf, eMississippi ekuqaleni kukaMashi 1863. Ngesikhathi eseGrand Gulf, leli butho lakha izinqaba. I-1st ne-4th Missouri Consolidated, kanye ne-2nd Missouri Infantry, 3rd Missouri Infantry, kanye ne-battery kaHenry Guibor, bawela uMfula iMississippi baya eLouisiana ukuyobuka ukunyakaza kwe-Union. Ngo-Ephreli 15, amaMissourians ayalelwa ukuba abuyele eGrand Gulf, futhi i-regiment yabamba iqhaza emlilweni wezikhali zempi nemikhumbi yempi yase-Union eMpini yaseGrand Gulf  <response>: . futhi. Ngemuva kokuthi uMajor General Ulysses S. Grant ehlele eMississippi ukuze ahlasele iVicksburg, uBowen wathumela amadoda akhe amaningi evela eGrand Gulf eya ePort Gibson, eMississippi ukuzama ukumisa uGrant. Kodwa-ke, i-1st ne-4th Missouri Consolidated yayisebenza ngokuzimela ivikela ibhuloho, futhi yaphuthelwa iMpi yasePort Gibson elandelayo ngoMeyi 1. 