Any Irish Person who ever lived in England has been told that and not just once off. Politicians sang from the same Hymn Sheet for Donkeys Years. Where was the big issue then? Perhaps as with most causes such as this, it’s only about those over there, yea! Over there, not us. Ain’t No Law in Space. If people aren’t interested in assimilating and speaking the host nation’s language and expects their culture and laws to be recognized, yes: go back. If they express concern about the host nation’s foreign policies, that is perfectly acceptable. I see people on the right putting up photos of native Americans, telling them to go home. It’s madness.