Category
page 15th-century establishments in Ireland
Celtic Christianity
Christianity in the Celtic language–speaking world during the early Middle Ages
Roman Catholic Archdiocese of Armagh
since 1152 Roman Catholic metropolitan archdiocese in Northern Ireland
Roman Catholic Diocese of Clogher
diocese of the Catholic Church in Ireland
list of kings of Ailech
over-kings of the medieval Irish province of Ailech
Ardmore Cathedral
5th century monastery in Waterford, Ireland