The Battle of Lough Raska (sometimes called the Battle of Corcomrua) took place on 15 August 1317 near Corcomruadh Abbey in County Clare

County Clare

-History:There was a Neolithic civilisation in the Clare area — the name of the peoples is unknown, but the Prehistoric peoples left evidence behind in the form of ancient dolmen; single-chamber megalithic tombs, usually consisting of three or more upright stones...

. This battle was part of a fight for control of the O'Brien chieftancy and part of the Anglo-Norman

Anglo-Norman

The Anglo-Normans were mainly the descendants of the Normans who ruled England following the Norman conquest by William the Conqueror in 1066. A small number of Normans were already settled in England prior to the conquest...

 wars in Ireland. Forces loyal to Muirchertach Ó Briain

Murtough O'Brien

Murtough O'Brien can refer to:* Muircheartach Ua Briain, , High King of Ireland , 1101-1118* Muircheartach Ó Briain, King of Thomond, King of Thomond, victor in the Battle of Dysert O'Dea...

 were commanded by Dermot O'Brien in a pitched battle against Donnchadh O'Brien, an ally of Mahon O'Brien and Richard de Clare

Richard de Clare, Steward of Forest of Essex

Richard de Clare 1st Lord Clare was the son of Thomas de Clare, Lord of Thomond and Juliana FitzGerald.A descendant of Strongbow, he succeeded his older brother, Gilbert, in 1308 as Lord of Thomond. In 1309, and then again between 1312 and 1316, he was sheriff of Cork...

. Dermot O'Briens forces were approximately 9,000 with Donnchadhs forces rivaling the opposition's. Dermot O'Brien's forces were victorious. This would be a precursor to the Battle of Dysert O'Dea

Battle of Dysert O'Dea

The Battle of Dysert O'Dea took place on 10 May 1318 at Dysert O'Dea near Corofin, Ireland. It was part of the Bruce campaign in Ireland. The Norman Richard de Clare attacked the Gaelic Irish chieftain Conchobhar Ó Deághaidh, chief of the Cineal Fearmaic and ally of Muirchertach Ó Briain, but he...

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