The Battle of Moira, also known as the Battle of Magh Rath, was fought in the summer of AD 637 by the High King of Ireland, Domnall II, against his foster son Congal Cáech, King of Ulaid, supported by his ally Domnall Brecc, King of Dál Riata. The battle resulted in a decisive victory for the High King and his army, and Congal Cáech was killed in the fighting.
The Battle of Moira is fought between the High King of Ireland and the Kings of Ulster and Dál Riata. It is claimed to be the largest battle in the history of Ireland.
On June 24, in the year 637, The Battle of Moira is fought between the High King of Ireland and the Kings of Ulster and Dál Riata. It is claimed to be the largest battle in the history of Ireland. This event is recorded as a Historical Events event in the history of June 24, one of 462 recorded events on this date across all of history.
Key Facts
- This event took place on June 24, 637 (AD era).
- It is categorised as a Historical Events event in recorded history.
- Referenced in 4 Wikipedia articles.
- The event is associated with a specific geographical location (see map below).
- Wikipedia source last updated on 15 February 2026.
On This Date in History 462
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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