...abors, has constructed a line of fortifications intended to put a stop to Johnston's attack. Finally, on the 4th of July, Pemberton capitulates, and three days later Gardner surrenders the works at Port Hudson to Banks. Since the 1st of May, Grant's army had taken 42,059 prisoners, and that of Banks 10,584 from the time it took the field in the middle of April. Grant had bought his victory at the cos...