...le of Malvern Hill, Va., the last of the seven days contests during the retreat of General McClellan, was fought this day. The National troops were successful, repulsing the rebels at every point.--( Doc . 78 and Supplement.) A battle was fought at Booneville, Miss., by a body of Union troops under Colonel Sheridan, of the Second Michigan cavalry, and a force of the rebels consisting of parts of...