Rubuta ci gaba ga wannan sakin layi - A ranar 25 ga Maris, 1863, yayin da Kanar Charles Rivers Ellet ya umurce shi, "Switzerland" ya shiga rago a 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 tafiyar kuma ta yi nasarar wucewa ta gaba 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.