Because they were banned for life after one was killed
Answer:
Many Americans worried that citizens of Japanese ancestry would act as spies or saboteurs for the Japanese government. Fear — not evidence — drove the U.S. to place over 127,000 Japanese-Americans in concentration camps for the duration of WWII. Over 127,000 United States citizens were imprisoned during World War II.
Explanation:
Theodore Roosevelt mobilised the public behind his policies and utilises his cabinet.