The DUP has warned it will bring down Theresa May's Government if Northern Ireland is forced to stay in the Single Market or Customs Union after Brexit.
Nigel Dodds, the leader of the Democratic Unionist Party at Westminster, said his party would vote against the Government if any of its "red lines" on Brexit were crossed.
It comes as Britain and the EU are deadlocked over how to ensure that there is no hard border between Ireland and Northern Ireland after Brexit. Telegraph.
