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Armagh
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St. Patrick's Cathedral
St. Patrick's Cathedral In the 5th century St. Patrick established his principal church in Ireland on the hill fort site of Ard Macha (Armagh). Present-day Armagh city and district (historical County Armagh) in Northern Ireland is home to St. Patrick's Cathedral (Church of Ireland).

Armagh

former county, Northern Ireland, United Kingdom
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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
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•History

Armagh, former (until 1973) county, Northern Ireland. It was bounded by Lake Neagh (north), former County Tyrone (northwest), former County Down (east), and by the Republic of Ireland (south and west). In late prehistoric times and at the dawn of history, Armagh was an important populated area in Ulster. At the beginning of the Christian era, the fortress of Emain Mhacha, at the site known as Navan Fort, served as the centre of a kingdom...

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