> That's why you now see ghettos and zones where the police don't go in France, Sweden and even UK.

That's failed policy by the people that are already here, not the fault of the immigrants.

> I think Europe should be seriously reconsidering non-western immigration as it will simply clash

Yeah ... wait what? That's kinda ... what? Why? What's the problem with that?

So you don't seem to know, but it worked out very well with the middle eastern immigrants in Germany from 2015. Integration into the workforce worked better than expected, many pay taxes and stuff.