Kammala wannan magana: A ranar 25 ga Maris, 1863, yayin da Colonel Charles Rivers Ellet ya umurce shi, "Switzerland" ya shiga rago a kokarin ƙoƙarin wucewa ga sansanin soja na Vicksburg. Dukansu jiragen ruwa sun sami mummunan rauni daga bindigogi na Confederate, tare da "Lancaster" da aka nutsar. Duk da lalacewarta, "Switzerland" ta tsira daga tafiya kuma ta yi nasara ta gaba ta hanyar ƙarfafawa a
Grand Gulf, Mississippi, a ranar 31 ga watan Maris. Ta shiga cikin ayyukan a kan Red da Atchafalaya koguna a watan Mayu da Yuni 1863. Daga baya a cikin yakin, "Switzerland" ya kasance wani ɓangare na Mississippi Marine Brigade.