The Government rejects a demand from Sinn Fein for a referendum to be held on Irish unity in the wake of the UK vote to pull out of the EU.
It was sombre, almost funereal in tone. One Vote Leave staffer said there was plenty of time for the UK to start exploratory work.
David Cameron says he will stand down as Prime Minister as the UK votes to leave the European Union, while Scotland's First Minister says a second independence referendum is "highly likely".
David Cameron will now have to assess whether the price of buying peace in his party was extortionately high.