Mr Tuskjustabout accuses his fellow EUleadersofhypocrisy for talking of integration and yetundoing the Schengen passport-free zone by reimposing some border controls.
The devil, however, is in the detail, in particular the questions of how quickly countries should eliminate their controls and which circumstances might justify reimposing them.
Mr Tusk just about accuses his fellow EU leaders of hypocrisy for talking of integration and yet undoing the Schengen passport-free zone by reimposing some border controls.
MPs, who voted by a majority of more than 300 to approve the bill, were told by Northern Ireland Secretary Peter Mandelson that the Good Friday Agreement was the nearest thing to a "perfect settlement", but that reimposing direct rule from London might be the only way to save it.