Religion in the Republic of Ireland
The predominant religion in the Republic of Ireland is Christianity, with the largest church being the Roman Catholic Church. The Irish constitution says that the state may not endorse any particular religion and guarantees freedom of religion.
History of Christianity in Ireland
The English-speaking minority mostly adhered to the Church of Ireland or to Presbyterianism, while the Irish-speaking majority remained faithful to the Latin liturgy of Roman Catholicism. From this period on, sectarian conflict became a recurrent theme in Irish history.