...fications or entrenchments, and the ground, as far as sites for artillery went, was decidedly more favorable for the Federals. To defend the left wing of the Confederate line Jackson had, including D. H. Hill 's three brigades, less than 8,000 men. In front of him was Hooker with 15,000, Mansfield with 10,000, and Sumner with Sedgwick's Division, 6,000-8,000 Confederates to 31,000 veteran Federal soldiers....