There were no prize hostages. The key battle was Vicksburg, when Grant paroled 30,000 Confederate prisoners.
The confederate state that was to the west of Vicksburg was Louisiana. The Vicksburg Campaign took place in Vicksburg, Mississippi from December 1862 to July 4, 1863.
Confederate
Vicksburg was a confederate stronghold on the Missippi River.
Vicksburg was a confederate stronghold on the Missippi River.
Pemberton commanded the Confederate forces.
29,495 was the number of prisoners taken at Vicksburg. Most of them were paroled. Only the officers were taken to prisons.
I believe both sides call it the Siege of Vicksburg.
Fort Vicksburg
vicksburg
The Union troops crossed the Mississippi River and drove the Confederate troops out of Vicksburg
Vicksburg was a Confederate stronghold on the Mississippi River