He added that if this was true, it was useless for him to hold out longer.

General Banks gave him assurances that Vicksburg had been surrendered, and General Gardner surrendered unconditionally on the 9th of July.

Port Hudson with nearly 6,000 prisoners, 51 guns, 5,000 small-arms and other stores fell into the hands of the Union forces: from that day to the close of the rebellion the Mississippi River, from its source to its mouth, remained in the control of the National troops.
Pemberton and his army were kept in Vicksburg until the whole could be paroled.

The paroles were in duplicate, by organization (one copy for each, Federals and Confederates), and signed by the commanding officers of the companies or regiments.

Duplicates were also made for each soldier and signed by each individually, one to be retained by the soldier signing and one to be retained by us.