Catholic Church in Croatia is very active in social and political life. The church has implemented a number of actions in conservative spirit in order to promote its values such as: non-working Sunday, punishment of the crimes of the communist era, introducing religious education in schools, protection of marriage as the union of a man and a woman (2013 referendum), opposition to abortion (campaign: "Protecting human life from conception to natural death"), opposition to euthanasia, opposition to natural methods of family planning and the treatment of infertility, and opposition to artificial birth control methods.