EU migration policy: An A-Z

More and more people want to come to Europe to live and work. This is a welcome development, given Europe's ageing population. But increasing migration poses big challenges for EU governments. They know that they need to work together in order to manage large-scale immigration effectively, yet they are far from adopting a single approach. In this A-Z guide, Hugo Brady explains the EU's growing role in migration policy and highlights some of the key debates over how to best manage this global phenomenon.