The battle of Port Gibson, Miss., was fought this day, between the National forces, under Major-General Grant, and the rebels, under General John S. Bowen.--(Doc. 180.)
A fight took place at Monticello, Ky., between a force of five thousand Nationals, under the command of General Samuel P. Carter, and the rebels, commanded by Colonel Morrison, resulting in the defeat of the latter.--(Doc. 181.)
The Committee of Thirteen, appointed at the last session of the rebel Congress to “collect and report outrages on persons and property committed by the public enemy in violation of the rules of civilized warfare,” reported in part, and asked leave to continue their labors.--See Supplement.
The schooner Wanderer, while endeavoring to run the blockade of Wilmington, N. C., was captured by the National steamer Sacramento.
A skirmish took place near La Grange, Arkansas, between a detachment of the Third Iowa cavalry, under the command of Captain J. Q. A. Do Huff, and a strong force of rebel cavalry, resulting  in a retreat of the Unionists, with a loss of forty-one of their number in killed, wounded, and missing.
A fight took place at the South-Quay bridge, on the river Nansemond, Va., between a detachment of the New York Ninety-ninth regiment, under the command of Lieut.-Col. Richard Nixon, and a strong force of rebels, terminating, after an obstinate and bloody contest of more than two hours duration, in a retreat of the rebels with great loss. The Ninety-ninth had forty-one men killed and wounded.
Colonel Montgomery, with a detachment of two hundred and fifty negro troops, left Beaufort, S. C., on a reconnoitring expedition up the Combahee River.