The tension between the aim of creating sustainable multilateral region-building dynamics and the need to find more differentiated and flexible forms of cooperation has been ever-present in Euro-Mediterranean relations. The proliferation of different and partially overlapping initiatives in recent years - the Euro-Mediterranean Partnership, the European Neighbourhood Policy and the Union for the Mediterranean - is a plain expression of this tension. The 2011 episodes of regime-change in the Arab world have once again placed the debate about differentiation in EU's relations with Southern and...