Look at the UK - where Leaver/Remainer (or Rejoiners these days) has become a major political categorisation that doesn't really map onto the standard left/righ

Look at the UK - where Leaver/Remainer (or Rejoiners these days) has become a major political categorisation that doesn't really map onto the standard left/right political spectrum (e.g. both those on the far right and far left tended to be Leavers).