The article describes the current demographic situation and migration trends in Europe. It discusses the conceptual and empirical gaps resulting from the use of different criteria to categorize foreigners. The recent and foreseeable impact of Eu enlargement and the potential for further East-West migration within Europe are considered, along with the growing level of immigration to Southern Europe. The article draws attention to the fact that integration of non-Eu nationals has become a key subject of concern across Europe, and national policies are being adapted in response: with regard to integration the article examines the evolutions in Austria, Germany and the Netherlands. Lastly, common Eu policies on migration and frontier management, asylum seekers and family reunification are also discussed.only subscribers can see the full article