Britain’s Other Irish Border Is Also a Big Brexit Problem

There’s an ominous number that keeps coming up in conversations among workers at the port handling the bulk of trade between the U.K. and Ireland: “the 29th.”

It’s the date at the end of March when Britain risks descending into chaos should politicians fail to agree on the terms of the country’s divorce from the European Union. The looming threat has meant Prime Minister Theresa May is now said to be considering extending the deadline.