How did the united kingdom use cultural borrowing

In the U. K our national dish is curry, which comes from India.

Fish and Chips come from Belgium

Auld Lane Syne was originally a Caledonian Song.

Our Monarchs are German. They had to change their name from

Saxe-Coburg to Windsor in WW1 as they didn't want to be suspected

Of traitorous crimes against the British Empire.