Applying the European Convention on Human Rights (ECHR) to immigration cases has always been a balancing exercise between the effective protection of human rights and the Contracting States' autonomy to regulate migration flows. In its recent case law, the European Court of Human Rights in...

Debates about differentiated integration are full of rhetoric extremes: while proponents often present it as a magic potion allowing the EU to thrive, critics portray the (non)participation of some Member States in selected policy projects as a deadly poison that lays the axe unto the roots of...

There is much confusion among EU experts about the legal status of third-country nationals. This is hardly surprising, since this uncertainty reflects conceptual tensions at the heart of the European project. For half a century, European integration has been defined by the abolition of borders....

The legal and institutional rules governing the EU’s Common Foreign and Security Policy (CFSP) and the Common Security and Defence Policy (CSDP) constituted a central element of the Treaty of Lisbon, which entered into force in 2009. The post of High Representative and the establishment of the...