Peace today is in a precarious state. As a political concept, it seems to have been pushed to its limits, if not shattered by Russia’s war of aggression on Ukraine. Trust in the fundamental security institutions that have maintained the European peace order has been severely undermined. The United Nations, once a beacon of hope for peace and security, has been eroded, becoming an arena for great power politics rife with cynicism. From every corner of the globe, there are calls for greater security, deterrence and arms. But this alone cannot save peace—so what, or who will?