ANNAPOLIS, April 15, 1865.

Lieutenant Colonel S. B. LAWRENCE,

Assistant Adjutant-General, Baltimore:

Telegram received promptly. I have made such disposition as to carry into effect the orders contained therein. Please let me know when I shall permit trains to run over the road, and under what restrictions, if any. It is all quiet here.

F. D. SEWALL,

Colonel, &c.

ANNAPOLIS, April 15, 1865.

Lieutenant Colonel S. B. LAWRENCE,

Assistant Adjutant-General, Baltimore:

COLONEL: I have no mounted men serving with me. I think it would be well to send a squad of cavalry immediately to this district.

F. D. SEWALL,

Colonel, &c.

HEADQUARTERS THIRD SEPARATE BRIGADE, EIGHTH ARMY CORPS, Baltimore, Md., April 15, 1865.

Commanding OFFICERS AT BUSH, BACK, AND GUNPOWDER RIVERS:

On the arrival of troops ordered to relieve your squad you will report with your command to these headquarters. The quartermaster's department will furnish the necessary transportation.

By order of Brigadier-General Lockwood:

WM. M. BOONE,
Assistant Adjutant-General.

WASHINGTON, D. C., April 15, 1865-2 a. m.

Major-General CADWALADER,

Philadelphia:

Attempts have been made to-night to assassinate the President and Secretary of State. Arrest all persons who leave Washington to-night and hold them till further orders.

H. W. HALLECK,

Major-General and Chief of Staff.

PHILADELPHIA, PA., April 15, 1865.

Major General H. W. HALLECK:

Telegram directing the arrest of all persons who left Washington last night received, and will be complied with.

GEO. CADWALADER,

Major-General.