...ir of the Vermont brigade at Beaver Creek, in Maryland, the cavalry engagements at Hagerstown and Williamsport, the action at Bristoe Station, the taking of the Rappahannock redoubts, the movement to Mine Run , and the Kilpatrick-Dahlgren raid to Richmond. After the battle of Gettysburg two corps of the army, the First and the Sixth, under Major-General John Sedgwick, pressed Lee's retreating forces to...