this, I'm pretty certain, is behind the crazy vote for brexit mainly in just England. Scotland, NI & Gibraltar (97%) all voted remain.
GylesNaMopaleenThe 2011 UK census revealed something interesting about identity. English people when asked do they identify as "English", "British" or "English & British", the vast majority chose "English" only. The rise of "Englishness" that drove the brexit vote was already happening but in NI.... 4/10