Ok so you remove immigration, what do you do about the resident...

Ok so you remove immigration, what do you do about the resident population? some of humanities darkest moments have stemmed from the removal of people based upon race or religion

In regards to offering them bacon I wouldn't be comfortable with the assumption that a psychopath terrorist isn't going to consider the sin of eating bacon minor to the glory of killing 'infidels'

You could maybe ask and they could maybe lie