"prejudice and antagonism towards people of other races" (Oxford English Dictionary, via Pip)...and I clearly do NOT have such

WAV, you want non-English people to stay out of England, because you think England should be culturally pure ("trying to have a multiple number of cultures living under the one state law will always be problematic"). I'd say that's a pretty prejudicial view of non-English people, not to mention antagonistic towards any non-English people who might want to come here.

I don't mind if you say - at the moment, you definitely question immigration more than most

At the moment, you definitely question immigration on racist grounds.