The end of Schengen? | Peer2Politics | Scoop.it
Europe’s passport-free Schengen zone is facing the biggest test of its two-decade existence after Sweden  re-imposed controls on visitors crossing from Denmark across what had been one of most open borders in the world. Hours after the measures came into effect, Denmark announced it would slap new controls on its own border with Germany, while Berlin warned that the 26-nation zone of passport-free travel was now “in danger”.