What do we know about religion and state relations in the European Union (EU) member countries? Is it possible to talk about a single Europe? Is the EU pursuing standardization in the administration of religion? Is there a common European model in religion-state relations. How are the relations of religious groups with public institutions regulated and implemented in the EU? To what extend can the EU member countries as sovereign nation states converge or diverge in their policies toward religion? How and under what status are religious services and religious education provided? Are religious communities and groups officially recognized? How churches, priests and religious teachers are financed? What is the status of Islam and Muslims in Europe?