... General Trimble, who had been under arms all night were relieved by General Jackson's arrival from Bristoe. He brought with him the divisions of A. P. Hill and Taliaferro, leaving that of Ewell at Bristoe to watch for the approach of Pope, with orders to make head against him as long as practicable; but when pressed by his main force, to retire and join him at Manassa's. Scarcely had General Jackson c...