Biography

All that is known for certain of Brian is contained in his obit, dated 1003:

Brian, son of Maelruanaidh, lord of West Connaught, was slain by his own people

In that year, "the Ui-Fiachrach Aidhne aided by West Connaught fought a battle against the Uí Maine" and "the men of West Meath ... wherein fell Gillaceallaigh, son of Comhaltan Ua Cleirigh, lord of Ui-Fiachrach; Conchobhar, son of Ubban; Ceannfaeladh, son of Ruaidhri, and many others. Finn, son of Marcan, Tanist of Ui-Maine, fell in the heat of the conflict."

It is not known if this conflict had any role in Brian's assassination

Assassination

To carry out an assassination is "to murder by a sudden and/or secret attack, often for political reasons." Alternatively, assassination may be defined as "the act of deliberately killing someone, especially a public figure, usually for hire or for political reasons."An assassination may be...

. Both the Muintir Murchada

Muintir Murchada

Muintir Murchada was the name of an Irish territory which derived its name from the ruling dynasty, who were in turn a branchh of the Uí Briúin. The name was derived from Murchadh mac Maenach, King of Uí Briúin Seóla, who died 891.-Overview:...

 and Uí Fiachrach Aidhne

Uí Fiachrach Aidhne

Uí Fhiachrach Aidhne was a kingdom located in what is now the south of Co. Galway.-Legendary origins and geography:...

 were allied with Brian Boru

Brian Boru

Brian Bóruma mac Cennétig, , , was an Irish king who ended the domination of the High Kingship of Ireland by the Uí Néill. Building on the achievements of his father, Cennétig mac Lorcain, and especially his elder brother, Mathgamain, Brian first made himself King of Munster, then subjugated...

, who was the son of a daughter of Urchadh mac Murchadh

Urchadh mac Murchadh

-Biography:Urchadh is one of the earliest attested king of Uí Briúin Seóla, who's rulers also seems to have exercised some authority over Iar Connacht. His dynasty, the Muintir Murchada, took their name from his father, Murchadh mac Maenach. The Ó Flaithbertaigh family would later claim him as an...

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