BattlefieldsSiege of Dublin (1170)
Medieval

Siege of Dublin (1170)

1170
Dublin, Ireland
Era
Medieval
Battle Type
Siege
Location
Dublin, Ireland
Status
Unregistered
The Combatants

Who Fought

Defeated
Norse Dublin (Áscall mac Ragnaill)
VS
Victor
Normans (Strongbow and Diarmait Mac Murchada)
Outcome
Dublin captured; Hiberno-Norse king flees
The Battle

History & Significance

Strongbow and Diarmait took Dublin — the greatest prize in Ireland — before High King Ruaidrí Ua Conchobair could reinforce it. The Norse king Áscall escaped but would return. The fall of Dublin marked the decisive phase of the Norman conquest of Leinster.

Forces Involved

Strongbow + Diarmait: c.1,000–1,500 men. Dublin Norse: c.500–800 men.

Questions & Answers

Frequently Asked Questions

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