Belfast Shows the Price of Brexit

If the U.K. exits the EU warrant system, it will have to stand up its own—and if that new system does not pass muster with EU courts, Irish police might not be allowed to extradite wanted criminals. The harder border will militarize. Over the past three days, as I’ve had many conversations with Irish politicians and officials, both with those still serving and even more with those who are retired, the word that recurred most often in discussions of Brexit was betrayal. They imagined that they had at last awoken from Joyce’s nightmare. Now it has returned, scarier than ever.