The fort was attacked several times by ships over the next two years, including the ironclads "Montauk", "Passaic", "Nahant", and "Patapsco".
The fort was attacked seven times by ships over the next two years. Union ironclads began to attack the fort on January 27,1863, starting with the "Montauk" and later with the "Passaic", "Nahant", and "Patapsco".