Since the beginning of the twenty-first century, state building has become (again) one of the key tasks for the international community.¹ In contrast to earlier historical periods, state building does not address the establishment of new states, but the shaping and strengthening of the state’s capacities to fulfill basic functions and to respond to the needs of its citizens, be it in the area of internal and external security, the delivery of basic public services, the quality of public administration, or the rule of law. Here, international involvement and interventions by external actors differ to a great extent regarding missions,...