Statistics for occurrence #1 of “Charleston Harbor” in chapter 5 of Alfred Roman, The military operations of General Beauregard in the war between the states, 1861 to 1865:

...omas Jordan, Chief of Staff. This was the real cause—there existed no other—of Admiral Dupont's failure to carry out his programme against Fort Sumter and the other defensive works in Charleston Harbor . The torpedoes and the rope obstructions, so much spoken of, had nothing whatever to do with it; though we readily admit that the enemy's evident and just dread of torpedoes, as evinced in his prep...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Charleston Harbor (South Carolina, United States) 1,700 29 36 1 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.