President Roosevelt signs Executive Order 9066 which allows military authorities to exclude anyone from anywhere without trial or hearings. Though the subject of only limited interest at the time, this order set the stage for the entire forced removal and incarceration of Japanese Americans.
The attack on Pearl Harbor. Local authorities and the F.B.I. begin to round up the leadership of the Japanese American communities. Within 48 hours, 1,291 Issei are in custody. These men are held under no formal charges and family members are forbidden from seeing them. Most would spend the war years in enemy alien internment camps run by the Justice Department.
Fifteen Japanese American businessmen and community leaders in Los Angeles Little Tokyo are picked up in an F.B.I. raid. A spokesman for the Central Japanese Association states: "We teach the fundamental principles of America and the high ideals of American democracy. We want to live here in peace and harmony. Our people are 100% loyal to America."