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During the night of September 6–7, Confederate forces evacuated Fort Wagner and Battery Gregg pressured by advancing Federal siegeworks. Federal troops then occupied all of Morris Island. On September 8, a storming party of about 400 marines and sailors attempted to surprise Fort Sumter. The attack was repulsed. (''NPS summary'')

During the night of September 6–7, Confederate forces evacuated Fort Wagner and Battery Gregg, pressured by advancing federal siegeworks. Union troops then occupied all of Morris Island. On September 8, a storming party of about 400 marines and sailors attempted to surprise Fort Sumter. The attack was repulsed. (''NPS summary'')

{{Campaignbox Defenses of Charleston}}

{{Campaignbox Defenses of Charleston}}