August 12.—General Burnside, commanding the Ninth army corps of the Army of the Potomac, issued an order from his headquarters near Fredericksburgh, Va., informing his army that the seizure of private property belonging to rebels, except when made by officers authorized and detailed for the purpose, was not allowed, and would be followed by severe and speedy punishment.
—The prize steamer Ladona, captured while endeavoring to run up the Ogeechee River, Ga., arrived at Philadelphia, Pa.—A large war meeting was held at Alexandria, Va., this evening. Jefferson Tracy presided, and speeches were made by Senator Pomeroy, of Kansas; Senator Harlan, of Iowa; Senator Chandler, of Michigan, and others. The meeting was the most enthusiastic and largest ever held in that city.
—Gallatin, Tenn., including a force of Union troops under Colonel Boone, a large quantity of Government stores, a railway train laden with grain, a number of Government horses, etc., was captured by a force of rebel guerrillas under Colonel John H. Morgan. In the evening, Col. Miller, having arrived from Nashville with a force of Union troops, attacked and drove out Morgan’s rear-guard (the main body of whose force left during the day) killing six and wounding a number.
—The rebel Congress voted their thanks to General Robert E. Lee, and the officers and men under his command, “for their late brilliant victory, culminating in the signal defeat of the combined forces of the enemy, in the two great battles of Manassas.”