JACKSON, April 6, 1863.

Honorable JAMES A. SEDDON, Secretary of War:

General Loring reports from Fort Pemberton, under date 5th, that enemy re-embarked during preceding night, and before daylight was in rapid retreat. Enemy has withdrawn all his infantry but one DIVISION from Baton Rouge; some to DONALDSONVILLE, where I Hear there are transports (some of them sea-going vessels), perhaps indicating a new expeditions northward. No work on canal for two weeks. Enemy's vessels blockade mouth of Red River.

J. C. PEMBERTON.

JACKSON, April 6, 1863.

General LORING,

Fort Pemberton, via Grenada:

I can send you no more heavy guns at all, nor field batteries until Rust arrives. I can send you five 6-pounder brass buns without horses, if you desire.

J. C. PEMBERTON.

JACKSON, April 6, 1863.

Major General C. L. STEVENSON:

I think you can re-enforce Colonel [S. W.] Ferguson considerably. Rut's and Buford's brigades are on their way here, and I can re-enforce you on their arrival. They left Port Hudson to-day.

J. C. PEMBERTON.

GRENADA, April 6, 1863.

Lieutenant-General PEMBERTON:

Scout Lawson reports, 9 o'clock yesterday, near Memphis, confirming empty boats having gone down river. Supplies and re-enforcements sent out on Memphis and Charleston Railroad since capture of train at Moscow. Force at Memphis, about 6,000, of which 1,600 cavalry. [G. L.] Blythe killed 2 and captured 2 pickets near Memphis yesterday. Chalmers watching enemy beyond Hernando. River rising. Scout Voorhies reports near LA Grange, 4th, enemy preparing a move some way, sending off baggage and stores. No one allowed to go in or out of their lines.

SAM. HENDERSON.

GRENADA, MISS., April 6, 1863.

General CHALMERS, Panola:

General Loring writes the Yankees commenced hurried retreat again night of 4th. Says try and hot them on way out.

SAM. HENDERSON,

Captain, &c.

COLUMBUS, April 6, 1863.

Lieutenant-General PEMBERTON:

Telegram just received:

TUSCUMBIA, ALA., April 6, 1863.

The enemy intend to make a rain from Corinth in the Tennessee Valley. Please instruct your cavalry to harass them in rear.

S. a. m. WOOD.