The book highlights the issues of the sacred mission of Ukrainian Orthodoxy in the context of the challenges of modern civilisation, the real problems of the social doctrine of Christianity, certain fragments of the history of the Orthodox Churches of Ukraine (UOC and OCU), taking into account the specifics of religious pluralism in Ukraine. The issues of theology, catechesis, missiology, and social ministry are analysed. For a wide readership interested in the dialogue between public administration, political science, the social doctrine of the Orthodox Church and religious studies.