United Kingdom?

“British”, in modern English usage, refers to a citizen of the United Kingdom of Great Britain and Northern Ireland. By definition, that includes everyone who is English.

The confusion appears to be yours: those definitions may be historically correct, but they are no longer relevant, certainly not in this context.

Ah, but etymology defines modern meaning. All the best pedants know that!

As I’ve said before on these forums, I’m never sure when someone’s just yanking my chain. In GQ, I tend to take posts at face value.

So, to keep things accurate and up-to-date, we should go with:

The United Queendom of Darn Good Britain and the Rump of Ireland