What will happen to the EU in the wake of enlargement? What are the institutional and policy-making changes in light of enlargement? This text deals with the theoretical, conceptual and historical processes that led to European Union enlargement. - Съдържа: Introduction / Amy Verdun and Osvaldo Croci -- The challenges of European Union : where are we today, how did we get here and what lies ahead? / Amy Verdun -- Can a reformed European Union bear the weight of enlargement / Helen Wall ace -- Network governance within and beyond an enlarged European Union / Beate Kohler-Koch -- The Common Agricultural Policy : challenges in the wake of eastern enlargement / Wyn Grant -- Breaking with tradition : liberalisation of services trade in Europe / Jette Steen Knudsen -- The evolution of the Common Foreign and Security Policy : a case of an imperfect ratchet fusion / Elfriede Regelsberger and Wolfgang Wessels -- Governance in an enlarging 'area of freedom, security and justice' / Sandra Lavenex -- Changing the ground rules : reframing immigration, asylum and security in the European Union / Elspeth Guild -- The Amsterdam and Nice IGCs : from output failure to institutional choice / Finn Laursen -- Negotiating the Nice Treaty : a joint but failed search for efficiency building / Andreas Maurer -- Towards finality? An assessment of the achievements of the European Convention / Ben Crum -- Conclusion / Amy Verdun, Osvaldo Croci and Melissa Padfield.*