Statistics for occurrence #1 of “Port Royal” in chapter 37 of Admiral David D. Porter, The Naval History of the Civil War.:

...failed, and who considered that to attempt it again, under the same circumstances, with the same force, would only entail a loss of men and material, if not a loss of naval prestige. The victory at Port Royal had settled the question of the future usefulness of Charleston and Savannah to the Confederates, for it offered the means, if we had properly used them, of sealing up those two harbors as effectuall...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Port Royal (South Carolina, United States) 2,928 130 170 6 0 user votes
Port Royal (Jamaica) 4 0 4 0 0 user votes
Port Royal (Georgia, United States) 2 0 0 0 0 user votes
Port Royal (Alabama, United States) 0 0 0 0 0 user votes
Port Royal (Florida, United States) 0 0 0 0 0 user votes
Port Royal (Kentucky, United States) 0 0 0 0 0 user votes
Port Royal (Pennsylvania, United States) 0 0 0 0 0 user votes
Port Royal (Pennsylvania, United States) 0 0 0 0 0 user votes
Port Royal (Tennessee, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.