John Walsh: Britain’s unedifying Brexit blunder should serve as a warning to us all

With resistance from unionists likely to cause disruption and instability, thorough dialogue and planning are needed before any referendum on Irish unity can take place

A reveller wears a Union Jack suit during the Leave Means Leave celebration at Parliament Square in London, UK, January 2020. Picture: Bloomberg

Future generations of historians are likely to develop a dedicated field for the study of Brexit. It is fast approaching the seventh anniversary of the UK’s vote to leave the EU and the only thing that can be said about Brexit with any certainty is that it has been a complete failure.

By any metric, it has failed to live up to the many pledges made by the Leave campaign prior to the June 23, ...