James Ford Rhodes (18481927). History of the Civil War, 18611865 1917.
we keep Grant sober we shall take Vicksburg. Rawlins was a potent factor in the final success and he had the intelligent and sympathetic support of two men who fully comprehended the situationLieutenant-Colonel James H. Wilson, of Grants staff, and Charles A. Dana. Dana had been sent to the army by Stanton, with of course the Presidents consent, to watch Grant; known as the eyes of the government, he proved a faithful and considerate watchman. He estimated correctly not only Grant but acting-Admiral Porter, Sherman and McPherson; he seems to have won their confidence and did not abuse it. His despatches, written in the terse English of which he was a master, furnish an excellent history of the progress of the campaign.1
The rest of the story may be told briefly. Grant invested Vicksburg closely, maintaining at the same time a sufficient force to repel any attack that might be made on his rear. But Johnson was unable to relieve in any way the beleaguered garrison which was rapidly declining in efficiency through fatigue, illness and lack of food. Grants army increased by reënforcements to 72,000,2 he steadily and grimly closed about the city and made ready for an attempt to take it by storm. Pemberton, thinking that he could not repel such an assault, gave up Vicksburg. At 10:30 on the morning of July 4, in the self-same hour when Lincoln announced to the country the result at Gettysburg, Grant sent this word to his government, The enemy surrendered this morning. The number of prisoners taken was 29,491, while the Confederate loss up to that time had probably reached 10,000. Moreover, 170 cannon and 50,000 small arms were captured. The muskets, being of an improved make recently obtained from Europe, were used to replace