Answer:
The United States got involved in WWII after Pearl Harbor got attacked by Japan. The U.S. sent out all their soldiers and any eligible 18+ male to fight in the war. Meanwhile all the Japanese/Americans were put in isolated camps here in the United States because they were considered a "threat" to our country. The Japanese internment camps are now considered one of the most atrocious violations of American civil rights in the 20th century.
Explanation: