The Treaty of Windsor (1175) was a territorial agreement made during the time of the

Norman invasion of Ireland The Anglo-Norman invasion of Ireland took place during the late 12th century, when Anglo-Normans gradually conquered and acquired large swathes of land from the Irish, over which the kings of England then claimed sovereignty, all allegedly san ...

. It was signed in

Windsor, Berkshire Windsor is a historic market town and unparished area in the Royal Borough of Windsor and Maidenhead in Berkshire, England. It is the site of Windsor Castle, one of the official residences of the British monarch. The town is situated west ...

by King

Henry II of England Henry II (5 March 1133 – 6 July 1189), also known as Henry Curtmantle (french: link=no, Court-manteau), Henry FitzEmpress, or Henry Plantagenet, was King of England from 1154 until his death in 1189, and as such, was the first Angevin kin ...

and the Ard Rí or

High King of Ireland High King of Ireland ( ga, Ardrí na hÉireann ) was a royal title in Gaelic Ireland held by those who had, or who are claimed to have had, lordship over all of Ireland. The title was held by historical kings and later sometimes assigned an ...

Ruaidrí Ua Conchobair Ruaidrí mac Tairrdelbach Ua Conchobair ( Modern Irish: Ruairí Ó Conchúir; anglicized as Rory O'Conor) ( – 2 December 1198) was King of Connacht from 1156 to 1186, and High King of Ireland from 1166 to 1198. He was the last High King o ...

( Rory O'Connor).

Treaty

Overall, the agreement left O'Connor with a kingdom consisting of Ireland outside the provincial kingdom of Leinster (as it was then),

Dublin Dublin (; , or ) is the capital and largest city of Ireland. On a bay at the mouth of the River Liffey, it is in the province of Leinster, bordered on the south by the Dublin Mountains, a part of the Wicklow Mountains range. At the 2016 ...

and a territory from

Waterford "Waterford remains the untaken city" , mapsize = 220px , pushpin_map = Ireland#Europe , pushpin_map_caption = Location within Ireland##Location within Europe , pushpin_relief = 1 , coordinates ...

Dungarvan Dungarvan () is a coastal town and harbour in County Waterford, on the south-east coast of Ireland. Prior to the merger of Waterford County Council with Waterford City Council in 2014, Dungarvan was the county town and administrative centre ...

, as long as he paid tribute to Henry II, and owed

fealty An oath of fealty, from the Latin ''fidelitas'' (faithfulness), is a pledge of allegiance of one person to another. Definition In medieval Europe, the swearing of fealty took the form of an oath made by a vassal, or subordinate, to his lord. "Fea ...

to him. All of Ireland was also subject to the new religious provisions of the papal bull

Laudabiliter ''Laudabiliter'' was a bull issued in 1155 by Pope Adrian IV, the only Englishman to have served in that office. Existence of the bull has been disputed by scholars over the centuries; no copy is extant but scholars cite the many references to ...

and the Synod of Cashel (1172). O'Connor was obliged to pay one treated cow hide for every ten cattle. The other "kings and people" of Ireland were to enjoy their lands and liberties so long as they remained faithful to the kings of England, and were obliged to pay their tribute in hides through O'Connor. The witnesses were

Richard of Ilchester Richard of Ilchester (died 22 December 1188) was a medieval English statesman and prelate. Life Richard was born in the diocese of Bath, where he obtained preferment. Early in the reign of Henry II, however, he is found acting as a clerk in th ...

Bishop of Winchester The Bishop of Winchester is the diocesan bishop of the Diocese of Winchester in the Church of England. The bishop's seat (''cathedra'') is at Winchester Cathedral in Hampshire. The Bishop of Winchester has always held ''ex officio'' (except ...

; Geoffrey,

Bishop of Ely The Bishop of Ely is the ordinary of the Church of England Diocese of Ely in the Province of Canterbury. The diocese roughly covers the county of Cambridgeshire (with the exception of the Soke of Peterborough), together with a section of nor ...

;

Laurence O'Toole Laurence is an English and French given name (usually female in French and usually male in English). The English masculine name is a variant of Lawrence and it originates from a French form of the Latin ''Laurentius'', a name meaning "man from ...

Archbishop of Dublin The Archbishop of Dublin is an archepiscopal title which takes its name after Dublin, Ireland. Since the Reformation, there have been parallel apostolic successions to the title: one in the Catholic Church and the other in the Church of Ireland ...

; William, Earl of Essex; Justiciar Richard de Luci; Geoffrey de Purtico, Reginald de Courtenea (Courtenay) and three of Henry's court chaplains. The ''

Annals of Tigernach The ''Annals of Tigernach'' (abbr. AT, ga, Annála Tiarnaigh) are chronicles probably originating in Clonmacnoise, Ireland. The language is a mixture of Latin and Old and Middle Irish. Many of the pre-historic entries come from the 12th-centur ...

'' recorded that: " Cadla Ua Dubthaig came from England from the Son of the Empress, having with him the peace of Ireland, and the kingship thereof, both Foreigner and Gael, to Ruaidhrí Ó Conchobhair, and to every provincial king his province from the king of Ireland, and their tributes to Ruaidhrí." The Annals also listed the ongoing violence in Ireland at the time.The Annals of Tigernach
§T1175.17 The text reveals a misunderstanding of the scope of the treaty and the matters agreed by the two kings that soon proved fatal to the peace of Ireland. Henry saw O'Connor as his subordinate within the

feudal system Feudalism, also known as the feudal system, was the combination of the legal, economic, military, cultural and political customs that flourished in medieval Europe between the 9th and 15th centuries. Broadly defined, it was a way of structu ...

, paying him an annual rent on behalf of all his sub-kings; O'Connor saw himself as the restored

, subject only to a very affordable annual tribute to Henry.

Treaty Text

Outcomes

The treaty broke down very quickly, as O'Connor was unable to prevent Norman knights carving out new territories on a freelance basis, starting with assaults on

Munster Munster ( gle, an Mhumhain or ) is one of the provinces of Ireland, in the south of Ireland. In early Ireland, the Kingdom of Munster was one of the kingdoms of Gaelic Ireland ruled by a "king of over-kings" ( ga, rí ruirech). Following t ...

and

Ulaid Ulaid (Old Irish, ) or Ulaidh ( Modern Irish, ) was a Gaelic over-kingdom in north-eastern Ireland during the Middle Ages made up of a confederation of dynastic groups. Alternative names include Ulidia, which is the Latin form of Ulaid, and in ...

in 1177. For his part Henry was by now too distant to suppress them and was preoccupied with events in France. In 1177 he replaced William FitzAldelm with his 10-year-old son Prince John and named him as

Lord of Ireland The Lordship of Ireland ( ga, Tiarnas na hÉireann), sometimes referred to retroactively as Norman Ireland, was the part of Ireland ruled by the King of England (styled as "Lord of Ireland") and controlled by loyal Anglo-Norman lords between ...

References

External links

{{wikisource, Treaty of Windsor 1175 History of Berkshire Windsor, Berkshire 1175 in Ireland 1175 in England 12th-century treaties Peace treaties of Ireland Windsor 1175 Treaties of medieval England

Treaty

Treaty Text

Outcomes

See also

References

External links