Statistics for occurrence #1 of “Port Hudson” in chapter 31 of Admiral David D. Porter, The Naval History of the Civil War.:
...ospect of the place being taken by the Army, for as late as May 8th, 1863, General Banks marched a large portion of his army to Alexandria, La., at the very time he should have been closely besieging Port Hudson .
For what purpose he marched no one could ever discern, for the gun-boats under Admiral Porter had arrived there before him, taken possession of and destroyed the defences along the river, and open...
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