The issue is race, not immigration, as it was with the Jews pre-WW2. Europe would probably be even worse than the US in the long run, given that nativism would

The issue is race, not immigration, as it was with the Jews pre-WW2. Europe would probably be even worse than the US in the long run, given that nativism would run even stronger. The issues are philosophical ultimately, and the theorists of Liberalism simply haven't stepped up to the challenge.