Why did the US justify Japanese Internment?

Being of Japanese ancestry. Despite the lack of any concrete evidence, Japanese Americans were suspected of remaining loyal to their ancestral land. Anti-Japanese paranoia increased because of a large Japanese presence on the West Coast. In the event of a Japanese invasion of the American mainland, Japanese Americans were feared as a security risk. read more

Japanese farmers were living close to vital aircraft plants. So, as a first step, all Japanese were required to move from critical areas such as these. But, of course, this limited evacuation was a solution to only part of the problem. read more

The internment of Japanese Americans in the United States during World War II was the forced relocation and incarceration in camps in the western interior of the country of between 110,000 and 120,000 people of Japanese ancestry, most of whom lived on the Pacific coast. read more