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Battle of Clontarf
On April 23, 1014, Irish High King Brian Boru led Munster and provincial forces to a decisive victory at Clontarf over Leinster and Viking-Dublin all…
Timeline
- 1014Clontarf shore · LeinsterBrian Boru marched north with forces from Munster, Connacht, and part of Ulster, drawing up at Clontarf north of Dublin; opposite him stood Leinster King Mael Mórda, Dublin King Sigtrygg Silkbeard, and their Viking and Irish allies, the two sides facing off near the beach at high tide.
- 1014Clontarf battlefield · LeinsterInfantry and Viking axemen on both sides fought on the narrow strand, with the rising and falling tide limiting flanking maneuvers. Brian's side gradually crushed the Leinster line, and Viking reinforcements failed to turn the tide; according to the chronicles, casualties on both sides were extremely heavy, including several princes and Viking chieftains.
- 1014Near Brian's royal tent at Clontarf · LeinsterAfter the Leinster-Viking coalition broke and retreated, the threat of the siege of Dublin was lifted. However, Brian was killed in his tent by remnants of the enemy forces just as victory was assured; his sons and Viking opponents also largely fell in battle. The military victory did not translate into lasting all-Ireland political unification.
Sources
- Annals of Ulster https://celt.ucc.ie/published/T100001A/
- Cogadh Gaedhel re Gallaibh (The War of the Irish with the Foreigners)
- Oxford Dictionary of National Biography: Brian Bóruma — Seán Duffy (2004) https://www.oxforddnb.com/