...; the one on the Mississippi at Vicksburg, the other at Mobile on the Gulf, and to establish his army firmly in the triangle formed by the Alabama and Tombigbee Rivers, and the railroad leading from Selma to Demopolis and Meridian. The immediate objects of the movement were to cut off Mobile from Johnston, who lay in front of Grant on the lines in North Georgia, to break up Polk's army, and then to ...