Questions of identity have returned to the centre of political debates in Europe. A key issue is that whilst the EU has greatly expanded its powers in key policy domains that traditionally have been the preserve of nation states, its political identity remains weak. The special issue examines the construction of the EU’s political identity (or identities), variations in its strength and the nature of its content. Drawing on literatures both on European nation state formation and on the EU’s identity, we take a top-down approach and analyse how EU institutions in different major policy domains have themselves sought to create political identity through policy-making. We define the construction of EU political identity and set out empirica...