<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo - 1863, leli butho ladluliselwa eGrand Gulf, eMississippi, indawo ebalulekile eMfuleni iMississippi. Ngemuva kokuthi uMajor General Ulysses S. Grant ehlasele ibutho lempi laseNyakatho eBruinsburg, iBattery kaLandis yaba yingxenye yokuzivikela kwe-Confederate ezimpini zasePort Gibson  <response>: ekuqaleni kukaMeyi, okwathi ngemva kwalokho uLandis wakhushulelwa esikhundleni futhi uLieutenant John M. Langan wathatha isikhundla sokuba umkhuzi. Kamuva ngaleyo nyanga, yahlanganyela eMpini yaseChampion Hill. NgoMeyi 17, ibhethri laliyingxenye yebutho le-Confederate elalinomsebenzi wokubamba ukuwela uMfula Omkhulu Omnyama eMpini yaseBig Black River Bridge, lapho kungenzeka ukuthi lathumba khona izibhamu ezimbili. I-Battery kaLandis yaphinde yasebenza ngesikhathi kuvinjezelwa iVicksburg. Ngesikhathi elapho, ibhethri yasiza ekuvimbeleni ukuhlaselwa kwe-Union ngoMeyi 22. I-Landiss Battery yathathwa lapho ibutho le-Confederate laseVicksburg linikezela ngoJulayi 4. Yize amadoda asinda ebhethri ashintshana, ibhethri alizange lihlelwe kabusha ngemuva kweVicksburg; esikhundleni salokho, lahlanganiswa neGuibors Missouri Battery kanye neWades Missouri Battery. 