In recent years, religious pluralism has become the focus of intense debate in Europe – from controversies regarding religious clothing and symbols in the public sphere, to those related to limits on religious speech and the accommodation of religious practices – owing to the perception that pluralism has failed to contend with the purported incommensurability of Islam and European society. This article examines this purported crisis of religious pluralism in Europe and argues that while it is often depicted as resulting from the particularities of Islamic culture and theology, recent controversies point to a deeper crisis born of a historical failure to resolve the question of the governance of religious subjects.