 Complete the following phrase:  The Division of the Mississippi was victorious at the Battle of Chattanooga in November 1863, effectively routing the Confederate armies in Tennessee. When General Grant was called East by Lincoln to command all the Union armies, he was succeeded as head of the Division by Maj. Gen. William Tecumseh Sherman. Under Sherman, the Division invaded the state of Georgia, capturing Atlanta in September 1864 and then marching to the port of 