Statistics for occurrence #1 of “Port Hudson” in chapter 31 of Admiral David D. Porter, The Naval History of the Civil War.:
...letely cut off from supplies via Red River, and the two gun-boats could patrol it perfectly fifty or more miles up, and prevent any supplies from being sent overland to the side of the river opposite Port Hudson .
It was now simply a case of starving out the garrison, for there seemed no prospect of the place being taken by the Army, for as late as May 8th, 1863, General Banks marched a large portion of h...
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