As member states have to negotiate both externally with theEU and internally with their own regions, Europeanintegration is reaching a point of exhaustion.

As the leaders of the major EU member states grope towards a solution to the eurocrisis Bob Hancké looks at the impact of the rise of challenges posed to member states’ governments from regions such as Catalonia, Scotland and Flanders. National governments now not only have to negotiate with the EU and other member states, but their own increasingly restless regions and populations.