<prompt> Ngwala tšwetšopele ya serapa se - Ivy e be e le gona gape bakeng sa go feta ga Vicksburg, Mississippi, dibetri tša dikepe tša Admiral David Dixon Porter 1617 April 1863. Ka ge e be e kgokeletšwe ka lehlakoreng la ba matla, Ivy e ile ya feta Vicksburg ka sebete, ya thoma go šoma ka borwa bja motse go ya Porter gomme ya tsenya letsogo kudu go wa ga Grand Gulf  <response>: le go thopša ga Vicksburg mafelelong. 