American military technology during World War II American military technology during World War II American military technologies developed during World War II became more advanced and specialized as the war progressed. The technologies produced ranged in complexity from relatively simple items such as small arms and armored vehicles, including tanks, to more complex items such as the atomic bomb. The latter, produced under the secretive Manhattan Project, proved to be an incredibly powerful weapon that revolutionized warfare and was used to end the war. Other technologies, such as the M4 Sherman tank, the M1 Garand and M1 Carbine, and the gas mask, were refinements on previously existing
Japanese-American life after World War II memories of imprisonment still surfaced. Many wanted justification for the harsh conditions they experienced during World War II. “1978, the Japanese American Citizens League officially asked Congress to investigate whether the imprisonment during World War II was unjustified and wrong. A bipartisan commission conducted extensive research and, in a report titled ‘Personal Justice Denied: Report of the Commission on Wartime Relocation and Internment of Civilians,’ finally concluded that the imprisonment of Japanese Americans during World War II was a ‘grave injustice’ and resulted from ‘race prejudice, war hysteria, and a failure of political leadership.’” The Immigration and Nationality Act amendments