Five things you need to know about why the Irish Border is blocking a Brexit deal
Smart Money: Everything you wanted to know about the Border question, but were afraid to ask
It is clear from the Salzburg summit that the Irish Border issue is now at the very centre of the Brexit talks. The summit was so tense largely because no progress has been made on this key issue.
The Irish Border is now the key sticking point in this phase of the Brexit talks. Below we outline the reasons for the impasse and examine why the issue is so hard to solve.