Archdiocese of Armagh

The Archdiocese of Armagh is a Roman Catholic archdiocese. According to tradition, the "Diocese of Armagh" was established by St. Patrick about 445 AD. Its believed St. Patrick, having received some grants of land from the chieftain Daire, on the hill called Ard-Macha (the Height of Macha), built a stone church on the summit and a monastery and some other religious edifices round about, and fixed on this place for his metropolitan see.