Statistics for occurrence #1 of “Port Hudson” in chapter 26 of Admiral David D. Porter, The Naval History of the Civil War.:

... receiving large supplies via the Red River, and the first step necessary to be taken was to send a vessel (or vessels) to establish a blockade. This, it was thought, would hasten the evacuation of Port Hudson , and thus leave Banks at liberty to ascend the Mississippi in steamers. On the 3d of February, 1863, the ram, Queen of the West, Colonel Charles R. Ellet, was selected to perform the perilous dut...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Port Hudson (Louisiana, United States) 5,174 132 536 2 0 user votes
Port Hudson (Missouri, 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.