Whereas the successful prosecution of the war requires every possible protection against espionage and against sabotage to national-defense material, national-defense premises, and national-defense utilities as defined in section 4, Act of April 20, 1918, 40 Stat. 533, as amended by the act of November 30, 1940, 54 Stat. 1220, and the Act of August 21, 1941, 55 Stat. 655 (U.S.C., Title 50, Sec. 104): Now, Therefore , by virtue of the authority vested in me as President of the United States, and Commander in Chief of the Army and Navy, I 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 actions necessary or desirable, to prescribe military areas in such places and of such extent as he or the appropriate Military Commanders may determine, from which any or all persons may be excluded, and with such 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 judgement of the Secretary of War or the said Military Commander, and until other arrangements are made, to accomplish the purpose of this order. The designation of military areas in any region or locality shall supersede designations of prohibited and restricted areas by the Attorney General under the Proclamations of December 7 and 8, 1941, and shall supersede the responsibility and authority of the Attorney General under the said Proclamations in respect of such prohibited and restricted areas. 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 hereinabove 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. This order shall not be construed as modifying or limiting in any way the authority heretofore granted under Executive Order No. 8972, dated December 12, 1941, nor shall it be construed as limiting or modifying the duty and responsibility of the Federal Bureau of Investigation, with respect to the investigation of alleged acts of sabotage or the duty and responsibility of the Attorney General and the Department of Justice under the Proclamations of December 7 and 8, 1941, prescribing regulations for the conduct and control of alien enemies, except as such duty and responsibility is superseded by the designation of military areas hereunder. FRANKLIN D ROOSEVELT The White House, February 19, 1942.
Executive Order 9066—Authorizing the Secretary of War To Prescribe Military Areas
Executive Brief • At a Glance
I 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 actions necessary or desirable, to prescribe military areas in such places and of such extent as he or the appropriate Military Commanders may determine, from which any or all persons may be excluded, and with such 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.
Plain-English Translation & Framers' Constitutional Analysis
Early Statesman synthesis distilling legal jargon into practical meaning, statutory anchors, and structural constitutional impacts.
Signed by President Franklin D. Roosevelt on February 19, 1942, this order concerns Authorizing the Secretary of War To Prescribe Military Areas. I 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 actions necessary or desirable, to prescribe military areas in such places and of such extent as he or the appropriate Military Commanders may determine, from which any or all persons may be excluded, and with such respect to which, the right of…
Key Directives & Operative Actions
I 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 actions necessary or desirable, to prescribe military areas in such places and of such extent as he or the appropriate Military Commanders may determine, from which any or all persons may be excluded, and with such 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 judgement of the Secretary of War or the said Military Commander, and until other arrangements are made, to accomplish the purpose of this order.
The designation of military areas in any region or locality shall supersede designations of prohibited and restricted areas by the Attorney General under the Proclamations of December 7 and 8, 1941, and shall supersede the responsibility and authority of the Attorney General under the said Proclamations in respect of such prohibited and restricted areas.
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 hereinabove authorized to be designated, including the use of Federal troops and other Federal Agencies, with authority to accept assistance of state and local agencies.
Constitutional & Societal Entities Impacted
Policy Areas & Topics
The Framers' Constitutional Council
1787 PrismEvaluating this order against the constitutional debates of 1787 and the limits of Article II executive power.
"When the President acts in absence of either a congressional grant or denial of authority, he can only rely upon his own independent powers, but there is a zone of twilight in which he and Congress may have concurrent authority."
James Madison
Separation of Powers & Legislative Primacy
"Power is of an encroaching nature, and it ought to be effectually restrained from passing the limits assigned to it." — Federalist No. 48 (1788)
Madison would view this order with watchful scrutiny. Operating in the 'Zone of Twilight' where Congress is silent, each such directive establishes an administrative precedent that steadily expands the executive perimeter at the expense of legislative primacy.
Alexander Hamilton
The Energetic Executive & Unified Command
"The direction of war implies the direction of the common strength; and the power of directing and employing the common strength must be under the direction of the single hand of the Executive." — Federalist No. 74 (1788)
Hamilton would forcefully champion executive discretion here. For foreign entanglements, commerce defense, and national security, deliberative assemblies are too slow and faction-ridden. A unified, energetic Executive exercising swift command is precisely what the Philadelphia Convention intended for national preservation.
George Mason
Bill of Rights, Due Process & 10th Amendment
"The president will be surrounded by flatterers and sycophants... and the great powers of the executive will gradually absorb the liberties of the people." — Cato IV (Anti-Federalist, 1787)
The Anti-Federalist prism advises continuous democratic vigilance. Even routine administrative directives aggregate centralized federal power away from town halls and state assemblies toward a distant executive apparatus.
Five Measurable "Constitutional Friction" Dimensions
An objective audit measuring potential separation-of-powers tension against the United States Constitution and established Supreme Court doctrine.
Legislative Encroachment & Purse
Administers commerce or fiscal programs requiring ongoing statutory delegation and legislative oversight.
Executive Scope & Faithfulness
Exercises standard supervisory executive authority to faithfully execute existing statutes.
Federalism & State Sovereignty
Creates friction with the Tenth Amendment by conditioning state grants, mandating local compliance, or preempting state police powers.
Due Process & Individual Rights
Focuses on internal governmental operations with no direct impairment of private rights or property.
Youngstown Jacksonian Tier
The order relies on inherent Article II executive discretion, civil service management, or foreign diplomacy where Congress has neither expressly approved nor prohibited action.
This order operates within Justice Jackson’s Zone of Twilight, resting upon concurrent presidential authority or congressional silence.
Referenced By Later Executive Orders (2)
Subsequent presidents who cited, amended, continued, or revoked this directive in later orders.
Scholarly & Legal Citations
Exec. Order No. 9066 (Feb. 19, 1942), https://executiveordersarchive.org/orders/app-executive-order-9066-authorizing-the-secretary-war-prescribe-military-areas.