> With the EU there, it seems like breakups like this don't need to go any worse than splitting up North and South Carolina, for example. This isn't really a g

> With the EU there, it seems like breakups like this don't need to go any worse than splitting up North and South Carolina, for example. This isn't really a great example, as North and South Carolina weren't really ever a single entity (even when there was a Province of Carolina, North and South Carolina were separate within it). They were both original US states.