yeah, my dad was an immigrant, and said a surprising amount of the immigrant commuity has a "pull up the drawbridge" mentality.
they're still probably in a minority of a minority though - but loud like other self obsessed arseholes.

creating a perception of competition for work, or status or whatever, as a zero sum game is the same as the fearmongering that the racists try to use to get moderate working class peoople on their side.