events

Battle of Glenmama: The combined forces of Munster and Meath under king Brian Boru inflict a crushing defeat on the allied armies of Leinster and Dublin near Lyons Hill in Ireland.

AD 999

Calendar year

Year 999 (CMXCIX) was a common year starting on Sunday of the Julian calendar.
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Battle of Glenmama

Part of the Viking wars in Ireland

The Battle of Glenn Máma or Glenmama took place most probably near Lyons Hill in Ardclough, County Kildare, Ireland, in AD 999 between Windmill Hill and Blackchurch. It was the decisive and only engagement of the brief Leinster revolt of 999–1000 against the King of Munster,…
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Munster

Traditional province in the south of Ireland

Munster is the largest of the four provinces of Ireland, located in the south west of the island. In early Ireland, the Kingdom of Munster was one of the kingdoms of Gaelic Ireland ruled by a "king of over-kings". Following the Norman invasion of Ireland, the ancient kingdoms…
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Kingdom of Meath

Kingdom in east-central Ireland (1st–12th centuries)

Meath was a kingdom in Ireland from the 1st to the 12th century AD. Its name means "middle," denoting its location in the middle of the island.
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Brian Boru

Historical king of Ireland from 1002 to 1014

Brian Boru was the High King of Ireland from 1002 to 1014. He ended the domination of the High Kingship of Ireland by the Uí Néill, and is likely responsible for ending Viking invasions of Ireland. Brian Boru is mentioned in the Annals of Inisfallen and in Chronicon Scotorum as…
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Leinster

Traditional province in the east of Ireland

Leinster is one of the four provinces of Ireland, in the southeast of Ireland.
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Kingdom of Dublin

Norse-Gael state on the eastern coast of Ireland from 853 to 1170

The Kingdom of Dublin was a Norse kingdom in Ireland that lasted from roughly 853 AD to 1170 AD. It was the first and longest-lasting Norse kingdom in Ireland, founded by Vikings who invaded the territory around Dublin in the 9th century. Its territory corresponded to most of…
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Lyons Hill

Townland in Leinster, Ireland

Lyons Hill or Lyons is a townland and restored village in County Kildare. At a time when canal passenger boats travelled at 3 mph (4.8 km/h), Lyons was the nearest overnight stop to Dublin on the Grand Canal. On the hilltop is a trigonometrical point used by Ireland's Ordnance…
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