...n of a corps commander at the expense of the commander of the army; and, by citation of undisputed facts, of orders on the order-books of the Army of the Potomac, and of General Meade's despatches to General Halleck , I showed that General Meade could not have been contemplating on the 2d of July a withdrawal of his army from Gettysburg, unless compelled to withdraw by a movement of the enemy upon his lines of co...