With the exception of about 4 people in cornwall, the english only speak english. There are regional variations of some words but they don't even make it to the status of a dialect. We just have a wide variety of accents, but they're blurring.
So regionalism confuses us, we can't even decide where the Midlands are or The North starts. keep to the Fen Causeway
With the exception of about 4 people in cornwall, the english only speak english.
Often, not even that.
Snark aside, there would be a lot more interest in a split along racial and religious lines. Little Englanders don't much like brown people, and - realistically - sometimes vice versa. We already have areas of London with strong racial and cultural characteristics but - luckily - there's no precedent for them to try to act independently.
Practically, they really couldn't anyway, not even if they put up barricades. But if we ever had a BNP-type government I wouldn't be even slightly surprised to see the bigger cities splitting up spontaneously into racial ghettos. That would be a very bad thing, but it's a lot easier for people here to imagine that than an England split into
Traditional English regional colour is often really just a fabrication of the heritage and tourism industries. Areas like the Cotswolds have a distinct flavour, but there's nothing political about it - it's about the physical countryside and different kinds of pubs and cottages, not about dialect and identity.