560
St Kessog Day, the patron saint of Scotland
Ireland
On March 10 560, St Kessog, the Irish missionary in the Lennox area and southern Perthshire, was killed. Kessog was Scotland’s patron saint before Andrew, and his name was used as …
Celtic history archive
Ireland
563
Community in Iona founded in Scotland by Saint Colmcille and followers from Ireland
Ireland
Saint Columba or Saint Colm Cille sometimes known as St. Columba of Iona (7 December 521 - 9 June 597), (Old Irish Columb Cille, meaning Dove of the church), was the outstanding …
563
Community of Iona founded by Colum Cille (St Columba) from Ireland
Ireland
Community of Iona founded by Colum Cille (St Columba) from Ireland. This May 12, 563 entry records a moment in Celtic history connected with Ireland.
578
Brendan the Navigator, early Irish transatlantic voyager, died
Ireland
Saint Brendan of Clonfert or Bréanainn of Clonfert (c. 484 – c. 578) called the Navigator or the Voyager, is one of the early Irish monastic saints whose legends have overshadowed …
597
Colum Cille, (St Columba) Irish Bard and monk, honored in all Celtic lands, died.
Ireland
Saint Columba or Saint Colm Cille sometimes known as St. Columba of Iona (7 December 521 - 9 June 597), (Old Irish Columb Cille, meaning Dove of the church), was the outstanding …
704
Death of St Adamnan, biographer of St Columba.
Ireland
Death of St Adamnan, biographer of St Columba. This September 23, 704 entry records a moment in Celtic history connected with Ireland.
784
St. Vergilius or Ferghil, the Geometer, died
Ireland
Virgil (c. 700– 27 November 784), also spelled Vergil, Vergilius, Virgilius, Feirgil or Fearghal, was an Irish priest and early astronomer. He left Ireland around 745, intending to …
825
Iona raided for second time by Norsemen
Ireland
Blathmac, a monk on the island of Iona, lived during a time when Viking raids on monastic communities were common. Iona, being a renowned center of Christian learning and the …
851
Nominee, ruler of Brittany, died
Ireland
Nominoe or Nomenoe (French: Nominoë; Breton: Nevenoe; b. c. 800, d. 7 March 851) was the first Duke of Brittany from 846 to his death. He is the Breton pater patriae and to Breton …
872
Earliest verifiable date of a Viking invasion of Ireland in Dunrally
Ireland
Earliest verifiable date of a Viking invasion of Ireland in Dunrally. This September 9, 872 entry records a moment in Celtic history connected with Ireland.
939
Alan II Barbetorte (Twisted Beard) of Brittany defeats Normans.
Ireland
Brittany is a large peninsula in the north-west of France, surrounded by the English Channel to the north and the Atlantic Ocean to the west. Historically, the region is made up of …
1014
The Dublin Norse and the king of Leinster, with Viking allies, are defeated by Brian Borus army
Ireland
The Battle of Clontarf took place on 23 April 1014 at Clontarf, near Dublin, on the east coast of Ireland. It pitted an army led by Brian Boru, High King of Ireland, against a …