Statistics for occurrence #1 of “Vicksburg” in chapter 24 of Admiral David D. Porter, The Naval History of the Civil War.:

...able, and when he attempted to advance with his Army he was headed off by innumerable bayous, which had to be bridged or corduroy roads built around them. It was killing work. Even at this time Vicksburg had been fortified at every point, and its only approaches by land led through dense swamps or over boggy open ground, where heavy guns were placed, so as to mow down an advancing Army. A general h...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Vicksburg (Mississippi, United States) 8,077 676 627 8 0 user votes
Vicksburg (Colorado, United States) 1 0 1 0 0 user votes
Vicksburg (Mississippi, United States) 1 0 1 0 0 user votes
Vicksburg (Arizona, United States) 0 0 0 0 0 user votes
Vicksburg (Florida, United States) 0 0 0 0 0 user votes
Vicksburg (Indiana, United States) 0 0 0 0 0 user votes
Vicksburg (Kentucky, United States) 0 0 0 0 0 user votes
Vicksburg (Michigan, United States) 0 0 0 0 0 user votes
Vicksburg (Missouri, United States) 0 0 0 0 0 user votes
Vicksburg (Pennsylvania, United States) 0 0 0 0 0 user votes
Vicksburg (Pennsylvania, 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.