...d his attack until the advance of a part of the latter's army on the south side of the Chickahominy should give the Confederates a chance of concentrating against one of the Federal wings. Meantime General Fitz John Porter gained an advantage which had no important results, at Hanover Court-house, where, with 12,000 men he attacked and defeated Branch with 4,000. Here again General Webb greatly exaggerates the Confed...