Ku qor sii wadida cutubkan - "Ivy" ayaa sidoo kale goob joog ka ahaa marinka Vicksburg, Mississippi, batteriyada Admiral David Dixon Porter maraakiibtiisa 16<unk>17 Abriil 1863. Markabka "Ivy" oo ku xidhnaa dhinaca awoodaha, ayaa si geesinimo leh uga gudbay Vicksburg, isagoo howlgalo ka bilaabay koonfurta magaalada ilaa Porter, wuxuuna si weyn gacan uga geystay hoos u dhaca Grand Gulf
ugu danbeyntii waxay qabsadeen Vicksburg.