Japanese Internment Quickquiz Show this content while the ad loads. 1. The Japanese attacked Pearl Harbor on December 7th 1941. 2. People became fearful of anyone of Japanese descent. 3. Executive order 9066 led to Japanese Americans being sent to camps. 4. 10,000 Japanese Americans were sent to camps. 5. Half of those detained were children. 6. Most internees were given a week to evacuate their homes. 7. Internees were housed in barracks. 8. Those who disobeyed orders were sent to Tule Lake. 9. In 1945 internees had to take a loyalty oath. 10. Internees began returning to their homes after January 1945.