FDR Signs Order Authorizing Japanese Internment

Context

The Japanese attack on Pearl Harbor on December 7, 1941, triggered widespread alarm across the United States, especially along the Pacific Coast where naval bases, shipyards, and agricultural lands were concentrated. Longstanding racial prejudice against Japanese immigrants and their American-born children, fueled by economic competition and earlier exclusionary laws, intensified into demands for drastic action from military leaders, state officials, and segments of the public.

Despite the absence of documented espionage or sabotage by Japanese Americans, Western Defense Command head Lt. Gen. John L. DeWitt and Secretary of War Henry L. Stimson pressed the Roosevelt administration to address perceived threats. California Attorney General Earl Warren and other politicians amplified calls for removal, arguing that ancestry alone justified suspicion in wartime.

President Roosevelt, focused on mobilizing the nation for total war, faced competing advice but ultimately sided with security concerns over civil liberties protections, setting the stage for broad executive action that would affect citizens and non-citizens alike.

What Happened

On February 19, 1942, Roosevelt signed Executive Order 9066 in the White House. The brief document empowered the Secretary of War and military commanders to establish military areas from which “any or all persons” could be excluded, without specifying Japanese ancestry or providing for hearings or appeals.

DeWitt quickly designated the western halves of Washington, Oregon, and California, plus southern Arizona, as restricted zones. Beginning in March, the Army posted exclusion orders requiring Japanese American families to report for removal, often with only days or a week’s notice. Households were permitted to carry only what they could hold, forcing rapid sales of homes, farms, businesses, and belongings at distressed prices.

Evacuees were first sent to temporary assembly centers such as racetracks and fairgrounds before transfer to permanent War Relocation Authority camps in remote inland locations including Manzanar and Tule Lake in California, Poston and Gila River in Arizona, and others in Utah, Idaho, Wyoming, Colorado, and Arkansas.

Aftermath

By the end of 1942, more than 110,000 people of Japanese ancestry—roughly two-thirds of them U.S. citizens—had been removed from their homes and confined behind barbed wire under armed guard. Families endured crowded barracks, communal mess halls, loss of privacy, and restricted movement while attempting to maintain schools, newspapers, and community life inside the camps.

Property losses were severe, with estimates of real and personal property damage running into hundreds of millions of dollars in 1940s values. Some young men left the camps to serve in the U.S. Army, most notably the highly decorated 442nd Regimental Combat Team, even as their families remained incarcerated.

Legacy

Executive Order 9066 came to symbolize a profound failure of constitutional safeguards under wartime pressure. The Supreme Court upheld the exclusion policy in cases such as Korematsu v. United States in 1944, a ruling later widely criticized. In 1976 President Gerald Ford formally rescinded the order, and in 1988 President Ronald Reagan signed the Civil Liberties Act, which issued a national apology and authorized $20,000 payments to surviving internees.

The episode remains a central case study in discussions of executive power, racial profiling, and the balance between national security and individual rights, shaping curricula, legal scholarship, and ongoing debates about government treatment of minority communities during crises.