Demagogic leaders love people like you
Most of the individuals involved in these cases are not natural born citizens. They are either legal or illegal immigrants, or naturalized citizens, all of whom are susceptible to having their citizenship revoked. Many thousands of German and Italian, not to mention Japanese were interned during WWII as enemy aliens. The internment of natural born Americans of Japanese descent without trial was wrong, the internment (or exile) of enemy aliens is simply one of the unpleasant aspects of war.