i’m english and i have no idea what you’re on about there mate.
are you talking about having basic tolerance for other people? that’s a pretty universal skill not exclusive to england.
> but "countries are [nothing] more than a shared historical hallucination" is just incorrect.
countries are mostly lines drawn on a map.
cultures, which i think is what you’re trying to get at in your post generally, differ everywhere to varying degrees.
dundee (where i currently am) has a different culture to glasgow, which has a different culture to edinburgh, which has a different culture to york, which has a different culture to liverpool, which has a different culture to manchester, which has a different culture to leeds leeds leeds, which has a different culture to oxford, which has a different culture to reading, which has …
the lines are imaginary.
(although yes i live on a massive island so there is a non-imaginary physical boundary where you have to get on a boat or a plane or a train to travel to here).