Immediately after Japan's December 7, 1941 attack on Pearl Harbor and other American bases in the Pacific, the United States declared war on Japan. Several days later Nazi German and Italy declared war on the U.S., embroiling the world into World War II. The war heightened American prejudice against German Americans and Italian Americans but the racism directed against Japanese Americans was particularly vicious. The calculated response culminated in the forced removal and unconstitutional incarceration of 120,000 residents of Japanese ancestry, including the complete elimination of communities and individuals from the entire West Coast of the United States. This racism was precipitated by the attack on Pearl Harbor but it had deep antecedents in the near half-century of legal, social, and economic policies directed against Asians in general within the United States. As the war progressed, however, more American units were needed to successfully fight the Axis powers. One such unit...
