ST. LOUIS, March 12. – The following General Order will be issued in the morning:
HEADQUARTERS DEPTARTMENT OF MISSISSIPPI.
In compliance with the orders of the President of the United States the undersigned hereby assumes command of the Department of the Mississippi, which includes the present Department of Kansas and the Missouri and the Department of Ohio and country west of a north and south line drawn through Knoxville, Tennessee, and East of the western boundaries of the States of Missouri and Arkansas. – The Headquarters of the Department of the Mississippi will remain, till further orders, at Saint Louis. Commanding officers not in the Department of Missouri will report at these headquarters the strength and position of their several commands.
H. W. HALLECK,
– Published in The Burlington Weekly Hawk-Eye, Burlington, Iowa, Saturday, March 15, 1862, p. 3