From whom is this Executive order handed down?

hereby authorize and direct the Secretary of War, and the Military Commanders whom he may from time to time designate, whenever he or any designated commander deems such action necessary or desirable, to prescribe military areas in such places and of such extent as he or the appropriate Military Commander may determine, from which any or all persons may be excluded, and with respect to which, the right of any person to enter, remain in, or leave shall be subject to whatever restrictions the Secretary of War or the appropriate Military Commander may impose in his discretion. The Secretary of War is hereby authorized to provide for residents of any such area who are excluded therefrom, such transportation, food, shelter, and other accommodations as may be necessary, in the judgment of the Secretary of War or the said Military Commander, and until other arrangements are made, to accomplish the purpose of this order. . . .

I hereby further authorize and direct the Secretary of War and the said Military Commanders to take such other steps as he or the appropriate Military Commander may deem advisable to enforce compliance with the restrictions applicable to each Military area herein-above authorized to be designated, including the use of Federal troops and other Federal Agencies with authority to accept assistance of state and local agencies.

I hereby further authorize and direct all Executive Departments, independent establishments and other Federal Agencies, to assist the Secretary of War or the said Military Commanders in carrying out this Executive Order, including the furnishing of medical aid, hospitalization, food, clothing, transportation, use of land, shelter, and other supplies, equipment, utilities, facilities, and services.

[From Federal Register, vol. 7, no. 38 (February 25, 1942), p. 1407.]
Executive Order 9066