Japanese air attacks on the Mariana Islands and anti-aircraft guns shot down about 37 Japanese aircraft during these raids. After the Marianas began to come under attack, the United States military stepped up its raids on the Japanese-held islands which could be used to launch raids on the B-29 bases. Particular attention was given to Iwo Jima, as it was correctly assumed that the Japanese aircraft which attacked the Marianas were flying from Japan and staging through the island en route to their targets. Following the first raid against Saipan in November, XXI Bomber Command B-29s were dispatched against Iwo Jima's airfields on November 5 and 8.
Internment of Japanese Americans detention camps, separate from those of the Wartime Relocation Authority (WRA). These camps operated under far more stringent conditions and were subject to heightened criminal-style guards, despite the absence of criminal proceedings. Crystal City, Texas, was one such camp where Japanese Americans, German Americans, Italian Americans, and a large number of U.S.-seized, Axis-descended nationals from several Latin-American countries were interned. The Canadian government also confined citizens with Japanese ancestry during World War II (see Japanese Canadian internment), for much the same reasons of fear and prejudice. Some Latin American countries of the Pacific Coast, such as Peru, interned ethnic Japanese