The area comprises 26 European countries which abolished controls at internal borders implemented in 1995. It resembles a single state for international travel purposes with external border controls and common visas,
The Schengen Area currently covers an area mainly in Western and Southern Europe with a population of over 400 million people The original Schengen Agreement was signed by Germany, France, Belgium, The Netherlands and Luxembourg.
New legislation introduced by the European Commission will require all states to register all citizens travelling in and out of the Schengen area. Travelers have been warned to expect delays on the road and at airports.
As the list of terrorist attacks on Europe's soil gets longer, Europol is under pressure for a perceived lack of cooperation on security matters between EU member states. Is the EU's security in the wrong hands?