Latest: We have to hold our nerve on Brexit, says Tánaiste as Leo Varadkar attends EU Summit

Latest: Ireland needs to hold its nerve on Brexit according to the Foreign Affairs Minister, Simon Coveney.

Update - 2.24pm: Ireland needs to hold its nerve on Brexit according to the Foreign Affairs Minister, Simon Coveney.

Taoiseach Leo Varadkar has travelled to Brussels for two days of EU Council meetings with the UK's exit a big talking point.