Constitutional developments since the Lisbon Treaty in the area of freedom, security and justice at supranational and national level

In order to evaluate the constitutional developments in the area of freedom, security and justice (AFSJ) of the Lisbon Treaty, this article begins with a tour d'horizon of the new provisions in the field of AFSJ. Their impact on the supranational and national constitutional legal order is discussed, and the differnces with the Treaty of Nice. There is also a review of some European Court of Justice cases interpreting the old Third Pillar instrument and comparing them with the new Lisbon challenges. Article by Alfred Kellermann (Senior EU Legal and Policy Advisor; Visiting Professor in European Law).