They didn't, that decision was made by President Roosevelt it was decided that just because they were japaneese even though some of them had never even seen Japan that they could be members of terorist groups (just one more decision based on race and not on logic at that time)
To the military, they were thought of as dangerous to the US, in terms of possible spying and sabotage. At the start of World War II, there were fears of an attack on the US mainland. More significantly, many Americans felt a general distrust toward the "mysterious" and insular Japanese culture, and indeed all Asians. The government was convinced to enact rules that were only later deemed blatantly unconstitutional -- imprisoning loyal Americans based on their race.
The U.S. was looking for Japanese spies that would be living in America. So, to narrow the search, the U.S. put all Japanese Americans in internment camps.
Because at that time The U.S was at war with the Japanese and they didn't any spies from Japan coming to america also a lot of Japanese owned land around airplane factories
Japanese-Americans .
The War changed the Americans attitude toward the Japanese because they found out after World War 2 the Japanese Americans were innocent of helping the Japanese bomb Pearl Harbor.
Japanese Americans living in the U.S. and Hawaii.
How were civil liberties denied Japanese Americans during World War II.
Because at that time The U.S was at war with the Japanese and they didn't any spies from Japan coming to america also a lot of Japanese owned land around airplane factories
Japanese-Americans .
The War changed the Americans attitude toward the Japanese because they found out after World War 2 the Japanese Americans were innocent of helping the Japanese bomb Pearl Harbor.
Japanese-Americans were sent to internment camps during World War II. This internment occurred even if they were no threat.
they were in war with the japanese/germans/italians
They thought that the Japanese Americans might be spies.
Japanese Americans living in the U.S. and Hawaii.
How were civil liberties denied Japanese Americans during World War II.
Yes, the World War 2 did continue after the 1942 when the Americans were driving back the Japanese.
Congress paid money to the Japanese Americans to say sorry.
Japanese Americans
The Americans won.