Japanese air attacks on the Mariana Islands 1945. While the attacks on Iwo Jima damaged the island's airfields, the Japanese managed to keep at least one of them operational at all times, and none were closed for more than a single day. The need to repair damage to the airfields forced the Japanese garrison on Iwo Jima to divert labor from building defensive positions, however. The combination of heavy losses over Saipan and damage to the airfields on Iwo Jima caused the Japanese to break off their attacks against the Marianas on 2 January. Few Japanese aircraft visited Iwo Jima starting in January, and due to their
Internment of Japanese Americans but stated that they could remain in the second restricted zone. Removal from Military Area No. 1 initially occurred through "voluntary evacuation". Japanese Americans were free to go anywhere outside of the exclusion zone or inside Area 2, with arrangements and costs of relocation to be borne by the individuals. The policy was short-lived; DeWitt issued another proclamation on March 27 that prohibited Japanese Americans from leaving Area 1. A night-time curfew, also initiated on March 27, 1942, placed further restrictions on the movements and daily lives of Japanese Americans. Eviction from the West Coast began on March 24, 1942,