Non-white people, except Australian aborigines and a few people, came voluntarily to the UK, Ireland and Australia in recent decades.
It is incumbent upon them to blend in as much as linguistically and culturally possible, except for cooking and art.
When in Rome, do as the Romans do.
The neo-colonialism needs to stop and be reversed.
But the “blacks” in the UK have tried to hop on the US racism gravy train, they do not learn from our mistakes.