Déisi
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The Déisi or Déise were a social class in Ireland between the ancient and early medieval period. The various peoples listed under the heading déis shared a similar status in Gaelic Ireland, and had li
Roman era Irish settlements in Britain.
Dál gCais
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Dál gCais are a Gaelic Irish clan, generally accepted by contemporary scholarship as being a branch of the Déisi Muman, that became very powerful in Ireland during the 10th century. Their genealogies
Déisi
…Déisi Becc ("Little Déisi," located in the Kingdom of Mide) and the Déisi Tuisceart (the Northern Déisi; a sept of which would become famous as the Dál gCais). Today, 'Déisé' is an informal term for County Waterford and its people…
Aerial view of the River Shannon, the area where the Dál gCais grew in power
Brian Bóruma, High King of Ireland, perhaps the best-known historical figure of the Dál gCais
Tomb effigy of the King of Thomond, Conor Roe Ua Briain, in Corcomroe Abbey, where he was buried by the monks after he and his men were killed by Conor Carrach O'Loughlin
Conor O'Brien Tomb Effigy Photo 2