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.
Japanese Americans the Japanese American Community Diabetes Study that started in 1994 and went through 2003, involved the pro-bands taking part to test whether the increased risk of diabetes among Japanese Americans is due to the effects of Japanese Americans having a more westernized lifestyle due to the many differences between the United States of America and Japan. One of the main goals of the study was to create an archive of DNA samples which could be used to identify which diseases are more susceptible in Japanese Americans. Concerns with these studies of the risks of inherited diseases in Japanese Americans is