During 1942-1946, Japanese American residents from specific states were relocated to assembly centers and internment camps due to Executive Order 9066 following the Japanese attack on Pearl Harbor.
Japanese American residents of California, Idaho, Utah, Arizona, Wyoming, Colorado, and Arkansas were required to relocate to assembly centers and internment camps during 1942-1946. This relocation was a result of Executive Order 9066 signed by President Franklin D. Roosevelt following the Japanese attack on Pearl Harbor. Over 110,000 people of Japanese descent, including two-thirds who were American citizens and over 50% children, were affected by this forced relocation.
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