Thomond (
Classical Irish: ;
Modern Irish
Irish (Standard Irish: ), also known as Irish Gaelic or simply Gaelic ( ), is a Celtic language of the Indo-European language family. It is a member of the Goidelic languages of the Insular Celtic sub branch of the family and is indigenous ...
: ), also known as the Kingdom of Limerick, was a kingdom of
Gaelic Ireland
Gaelic Ireland () was the Gaelic political and social order, and associated culture, that existed in Ireland from the late Prehistory of Ireland, prehistoric era until the 17th century. It comprised the whole island before Anglo-Norman invasi ...
, associated geographically with present-day
County Clare
County Clare () is a Counties of Ireland, county in the Provinces of Ireland, province of Munster in the Southern Region, Ireland, Southern part of Republic of Ireland, Ireland, bordered on the west by the Atlantic Ocean. Clare County Council ...
and
County Limerick
County Limerick () is a western Counties of Ireland, county in Republic of Ireland, Ireland. It is in the Provinces of Ireland, province of Munster and is located in the Mid-West Region, Ireland, Mid-West which comprises part of the Southern Reg ...
, as well as parts of
County Tipperary
County Tipperary () is a Counties of Ireland, county in Republic of Ireland, Ireland. It is in the Provinces of Ireland, province of Munster and the Southern Region, Ireland, Southern Region. The county is named after the town of Tipperary (tow ...
around
Nenagh
Nenagh ( ; , or simply 'the Fair') is the county town of County Tipperary in Republic of Ireland, Ireland. Nenagh used to be a market town, and the site of the East Munster Ormond Fair.
Nenagh was the county town of the former county of Nort ...
and its hinterland. The kingdom represented the core homeland of the
Dál gCais
The Dalcassians ( ) are a Gaels, Gaelic Irish clan, generally accepted by contemporary scholarship as being a branch of the Déisi Muman, that became very powerful in Ireland during the 10th century. Their genealogies claimed descent from Tál ...
people, although there were other
Gaels
The Gaels ( ; ; ; ) are an Insular Celts, Insular Celtic ethnolinguistic group native to Ireland, Scotland, and the Isle of Man. They are associated with the Goidelic languages, Gaelic languages: a branch of the Celtic languages comprising ...
in the area such as the
Éile
Éile (; , ), commonly anglicised as Ely, was a medieval petty kingdom in the southern part of the modern county of Offaly and parts of North Tipperary in Ireland. The historic barony of Eliogarty was once a significant portion of the kingdom.
...
and
Eóganachta
The Eóganachta (Modern , ) were an Irish dynasty centred on Rock of Cashel, Cashel which dominated southern Ireland (namely the Kingdom of Munster) from the 6/7th to the 10th centuries, and following that, in a restricted form, the Kingdom of De ...
, and even the
Norse of Limerick. It existed from the collapse of the
Kingdom of Munster
The Kingdom of Munster () was a kingdom of Gaelic Ireland which existed in the south-west of the island from at least the 1st century BC until 1118. According to traditional Irish history found in the ''Annals of the Four Masters'', the kingdom ...
in the 12th century as competition between the
Ó Briain and the
Mac Cárthaigh led to the schism between Thomond ("North Munster") and
Desmond ("South Munster"). It continued to exist outside of the Anglo-Norman-controlled
Lordship of Ireland
The Lordship of Ireland (), sometimes referred to retrospectively as Anglo-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 1177 and 1542. T ...
until the 16th century.
The exact origin of Thomond, originally as an internal part of Munster, is debated. It is generally held that the
Déisi Muman pushed north-west starting from the 5th to the early 8th century, taking the area from the
Uí Fiachrach Aidhne of the
Connachta
The Connachta are a group of medieval Irish dynasty, dynasties who claimed descent from the legendary High King of Ireland, High King Conn of the Hundred Battles, Conn Cétchathach (Conn of the Hundred Battles). The modern western Provinces of ...
. Eventually, the Dál gCais rose to power in all of Munster, to the detriment of the
Eóganachta
The Eóganachta (Modern , ) were an Irish dynasty centred on Rock of Cashel, Cashel which dominated southern Ireland (namely the Kingdom of Munster) from the 6/7th to the 10th centuries, and following that, in a restricted form, the Kingdom of De ...
. The person most famously associated with this is
Brian Boru
Brian Boru (; modern ; 23 April 1014) was the High King of Ireland from 1002 to 1014. He ended the domination of the High King of Ireland, High Kingship of Ireland by the Uí Néill, and is likely responsible for ending Vikings, Viking invasio ...
,
High King of Ireland
High King of Ireland ( ) 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 was later sometimes assigned anachronously or to leg ...
, best known for his feats at the
Battle of Clontarf
The Battle of Clontarf () took place on 23 April 1014 at Clontarf, near Dublin, on the east coast of Ireland. It pitted an army led by Brian Boru, High King of Ireland, against a Norse- Irish alliance comprising the forces of Sigtrygg Silkbea ...
. Four generations down the line and after providing three more High Kings, the Dál gCais were unable to hold onto all of Munster and so Thomond came into being as a separate entity.
Between the mid-12th and late 13th century, when much of Ireland came under direct English control and/or settlement, Thomond too came into the Anglo-Irish sphere. The
de Clare
The House of Clare was a prominent Anglo-Norman noble house that ruled the Earldoms of Pembroke, Hertford and Gloucester in England and Wales throughout its history, playing a prominent role in the Norman invasion of Ireland.
They were desce ...
family established a colony at
Bunratty, while the
Butler
A butler is a person who works in a house serving and is a domestic worker in a large household. In great houses, the household is sometimes divided into departments, with the butler in charge of the dining room, wine cellar, and pantries, pantr ...
and
FitzGerald families also made inroads. However, from the time of the
Battle of Dysert O'Dea
The Battle of Dysert O'Dea took place on 10 May 1318 at Dysert O'Dea near Corofin, Ireland. It was part of the Bruce campaign in Ireland. The Norman Richard de Clare attacked the Gaelic Irish chieftain Conchobhar ÓDeághaidh, chief of the ...
, Thomond was restored as a kingdom, with its rulers reinstating Limerick within their overrule. Not until the 1540s did the ruling
O'Brien dynasty
The O'Brien dynasty (; ; genitive ''Uí Bhriain'' ) was an Irish Clan and noble house of Munster, founded in the 10th century by Brian Boru of the Dál gCais (Dalcassians). After becoming King of Munster, through conquest he established hims ...
come under English rule.
Geography
County Clare
County Clare () is a Counties of Ireland, county in the Provinces of Ireland, province of Munster in the Southern Region, Ireland, Southern part of Republic of Ireland, Ireland, bordered on the west by the Atlantic Ocean. Clare County Council ...
was sometimes known as County Thomond in the period immediately after its creation from the District of Thomond.
[Luminarium Encyclopedia: Biography of Sir Henry Sidney (1529–1586)](_blank)
In 1841, an estimation of the extent of the kingdom was undertaken by John O'Donovan and Eugene Curry
"The principality of Thomond, generally called the Country of the Dal-Cais, comprised the entire of the present Co. of Clare, the Parishes of Iniscaltra and Clonrush in the County of Galway, the entire of Ely O'Carroll, the Baronies of Ikerrin, Upper and Lower Ormond, Owney and Arra, and somewhat more than the western half of the Barony of Clanwilliam in the County of Tipperary; the Baronies of Owenybeg, Coonagh and Clanwilliam, and the eastern halves of the Baronies of Small County and Coshlea in the County of Limerick."
History
Creation from Munster
The entire province of Munster was under the control of the O'Brien (Ua Briain) clan under the leadership of
Toirrdelbach Ua Briain and his son
Muirchertach from 1072 to 1114. Their capital was located in Limerick. In a bid to secure the High Kingship of Ireland for the clan, Muirchertach encouraged ecclesiastical reform in 1111 with the creation of territorial dioceses over the entire island. They had support for their bid from several foreign connections including the Norwegian king
Magnus Bareleg and the Anglo-Norman baron
Arnulf de Montgomery
Arnulf de Montgomery (born 1066; died 1118/1122) was an Anglo-Normans, Anglo-Norman magnate. He was a younger son of Roger de Montgomerie, 1st Earl of Shrewsbury, Roger de Montgomery and Mabel de Bellême. Arnulf's father was a leading magnate ...
, who were both united to the clan through marriage in 1102.
Their claim to the High Kingship was countered by the O'Neill (Uí Néill) clan in Ulster under the leadership of
Domnall MacLochlainn of Ailech. Though Muirchertach campaigned hard in the north, he was unable to obtain the submission of Ailech. When he fell ill in 1114 he was deposed by his brother
Diarmait. Muirchertach did briefly regain power, but after his death in 1119 his brother's sons took control of the clan.
MacLochlainn's plans to restore the High Kingship to the north was thwarted by his ally
Tairrdelbach Ua Conchobair
Toirdhealbhach Mór Ua Conchobhair (old spelling: Tairrdelbach Mór Ua Conchobair; 1088 – 1156) anglicised Turlough Mór O'Conor, was King of Connacht (1106–1156) and High King of Ireland (ca. 1120–1156).
Family background and early life
...
of
Connacht
Connacht or Connaught ( ; or ), is the smallest of the four provinces of Ireland, situated in the west of Ireland. Until the ninth century it consisted of several independent major Gaelic kingdoms (Uí Fiachrach, Uí Briúin, Uí Maine, C ...
who formed an alliance with the O'Brien's. In 1118 Conchobair partitioned Munster between the sons of Diarmait and Tagh Mac Carthaig. The northern section of the province became the O'Brien Kingdom of Thomond (''Tuadh Mhumhain'' "North Munster") and the southern became the
Mac Carthaigh Kingdom of Desmond
The Kingdom of Desmond () was a historic kingdom in southwestern Ireland. It was founded in 1118 by Tadhg Mac Cárthaigh, King of Munster when the Treaty of Glanmire formally divided the Kingdom of Munster into Desmond and Thomond (, "North ...
(''Deas Mhumhain'' "South Munster").
Normans and civil wars
From the 12th to the 14th centuries, the
Norman invasion and their multiple attempts to take Thomond from the Gaels was the main challenge to the realm. The picture was complicated by rival branches of the Ó Briain having varied political alliances with different Norman families; this created a fractured political sphere in Thomond. At 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 in Ireland over which the monarchs of England then claimed sovereignty. The Anglo-Normans ...
in 1169,
Domhnall Mór Ó Briain was king of Thomond. Domhnall was a man of ''
realpolitik
''Realpolitik'' ( ; ) is the approach of conducting diplomatic or political policies based primarily on considerations of given circumstances and factors, rather than strictly following ideological, moral, or ethical premises. In this respect, ...
''; his main concern was upholding his position in Thomond and was not against collaborating with
Strongbow and others against rival Gaelic kingdoms such as
Ossory,
Desmond and
Connacht
Connacht or Connaught ( ; or ), is the smallest of the four provinces of Ireland, situated in the west of Ireland. Until the ninth century it consisted of several independent major Gaelic kingdoms (Uí Fiachrach, Uí Briúin, Uí Maine, C ...
.
Domhnall even acknowledged
Henry II
Henry II may refer to:
Kings
* Saint Henry II, Holy Roman Emperor (972–1024), crowned King of Germany in 1002, of Italy in 1004 and Emperor in 1014
*Henry II of England (1133–89), reigned from 1154
*Henry II of Jerusalem and Cyprus (1271–1 ...
as
Lord of Ireland
The Lordship of Ireland (), sometimes referred to retrospectively as Anglo-Norman Ireland, was the part of Ireland ruled by the King of Kingdom of England, England (styled as "Lord of Ireland") and controlled by loyal Normans in Ireland, Anglo ...
at
Cashel
Cashel (an Anglicised form of the Irish language word ''Caiseal'', meaning "stone fort") may refer to:
Places in Ireland
*Cashel, County Tipperary
**The Rock of Cashel, an ancient, hilltop fortress complex for which Cashel is named
** Archbishop ...
in 1171, but a mere two years later when
Plantagenet
The House of Plantagenet ( /plænˈtædʒənət/ ''plan-TAJ-ə-nət'') was a royal house which originated from the French county of Anjou. The name Plantagenet is used by modern historians to identify four distinct royal houses: the Angev ...
tried to grant Thomond to
Philip de Braose
Philip de Braose, 2nd Lord of Bramber ( 1070 – c. 1134) was an Anglo-Norman nobleman and Marcher Lord.
Origins
Philip was born about 1070 to 1073, the son of William de Braose, 1st Lord of Bramber (d. 1093/96) by his wife Eve de Boissey or ...
this situation was overturned. The Dál gCais defeated a Norman army at the
Battle of Thurles in 1174, where over 1,700 Normans were killed. The following year when
Raymond le Gros captured Limerick through a naval invasion, Domhnall re-took it and burned it rather than have it in foreign hands.
[The psychological effect that this gesture had on the Normans is evident from when Philip de Braose, Robert FitzStephen and Miles de Cogan rode out to take Limerick city and fled in a great panic upon seeing it in flames. Realising that Domhnall Mór and the Dál gCais would sooner burn it to the ground than have anyone but themselves rule it.] The twenty years after that were more secure for the Gaels of Thomond.

After the death of Domhnall Mór a period of destructive feuding among his offspring caused a great territorial decline in Thomond. The brothers
Muircheartach Finn Ó Briain and
Conchobhar Ruadh Ó Briain fought with each other, seeing Muircheartach's reign interrupted between 1198 and 1203. Muirchertach himself was blinded by the Normans in 1208 and was soon forced into abdication due to no longer being ''righdamhna''.
Donnchadh Cairprech Ó Briain had to deal with dissent from the Mac Con Mara and
Ó Coinn against his rule, so brought in the
Laigin
The Laigin, modern spelling Laighin (), were a Gaelic population group of early Ireland. They gave their name to the Kingdom of Leinster, which in the medieval era was known in Irish as ''Cóiced Laigen'', meaning "Fifth/province of the Leinste ...
's
Mac Gormáin
MacGorman ( Irish: ''Mac Gormáin''), also known as McGorman, Gorman, or O'Gorman ( Irish: ''Ó Gormáin''), is an Irish Gaelic clan based most prominently in what is today County Clare. The paternal ancestors of the clan are of the Laigin a ...
as his standard bearers. Donnchadh also enlisted the support of the
de Burgh and other Normans in this fight, which came at a costly price; Limerick and lands surrounding it in what would later become
County Limerick
County Limerick () is a western Counties of Ireland, county in Republic of Ireland, Ireland. It is in the Provinces of Ireland, province of Munster and is located in the Mid-West Region, Ireland, Mid-West which comprises part of the Southern Reg ...
and
County Tipperary
County Tipperary () is a Counties of Ireland, county in Republic of Ireland, Ireland. It is in the Provinces of Ireland, province of Munster and the Southern Region, Ireland, Southern Region. The county is named after the town of Tipperary (tow ...
.
[The Normans also attempted to takeover the key religious post of Bishop of Killaloe. Geoffrey de Marisco promoted his nephew Robert Travers into the post in 1215, with support of the English monarchy. The Gaels disputed his election to ]Pope Honorius III
Pope Honorius III (c. 1150 – 18 March 1227), born Cencio Savelli, was head of the Catholic Church and ruler of the Papal States from 18 July 1216 to his death. A canon at the Basilica di Santa Maria Maggiore, he came to hold a number of importa ...
and in this case Rome took their side, deposing Travers in 1221 in favour of Domhnall Ó hÉanna. Under pressure from the Butlers, Thomond was now not too different from what would become
County Clare
County Clare () is a Counties of Ireland, county in the Provinces of Ireland, province of Munster in the Southern Region, Ireland, Southern part of Republic of Ireland, Ireland, bordered on the west by the Atlantic Ocean. Clare County Council ...
, protected by the River Shannon. Donnchadh moved his capital to
Clonroad.
The Normans' advance continued during the reign of
Conchobhar na Suidaine Ó Briain, as
Henry III "granted" lands to
Robert de Muscregos and
John Fitzgeoffrey.
Of the two de Muscregos was most active, constructing
Clare Castle and
Bunratty Castle with a colony. The precedent for Thomond was very dangerous as, should much more land have been taken, the realm would have no longer existed. Conchobhar and his fiery son
Tadhg Cael Uisce Ó Briain took up arms and slaughtered many of the Norman settler-colonists in 1257.
The following year, the Gaelic chiefs from all over Ireland had resolved to form an anti-Norman pact and met at
Cael Uisce, near
Lough Erne
Lough Erne ( , ) is the name of two connected lakes in County Fermanagh, Northern Ireland. It is the second-biggest lake system in Northern Ireland and Ulster, and the fourth biggest in Ireland. The lakes are widened sections of the River E ...
to discuss terms. They planned to resurrect the
High Kingship of Ireland
High King of Ireland ( ) 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 was later sometimes assigned anachronously or to leg ...
, with most supporting
Brian Ó Néill as the choice. Tadhg was proud and stubborn, declaring his father should be High King; the Dál gCais thus did not take part in the
Battle of Druim Dearg, which the Gaels lost, damaging the reputation of Thomond as a consequence.
Brian Ruadh Ó Briain kept the pressure up by burning Clare Castle and forcing the de Muscregos' to flee to
Wales
Wales ( ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by the Irish Sea to the north and west, England to the England–Wales border, east, the Bristol Channel to the south, and the Celtic ...
, but he had troubles from his own countrymen. The Mac Con Mara,
Ó Deághaidh and Mac Gormáin clans supported his nephew
Toirdelbach Ó Briain, a son of Tadhg Cael Uisce, for the kingship instead and revolted. Seeing an opportunity,
Edward II offered Thomond to
Thomas de Clare if he could take advantage of the Ó Briain feud. The events which followed have passed down to history as the ''
Cathreim Thoirdhealbhaigh
''Cathreim Thoirdhealbhaigh'', or ''Triumphs of Torlough'' in English, is a historical account written in the 14th century in Irish by Seán mac Ruaidhrí Mac Craith, the chief historian to the Uí Bhriain dynasty.Moore, Norman. It depicts the ...
''. After Brian briefly regained Clonroad with
de Clare
The House of Clare was a prominent Anglo-Norman noble house that ruled the Earldoms of Pembroke, Hertford and Gloucester in England and Wales throughout its history, playing a prominent role in the Norman invasion of Ireland.
They were desce ...
's help, Toirdelbach arrived with support from
Galway
Galway ( ; , ) is a City status in Ireland, city in (and the county town of) County Galway. It lies on the River Corrib between Lough Corrib and Galway Bay. It is the most populous settlement in the province of Connacht, the List of settleme ...
in the form of the de Burghs and once again took control in 1277. Brian was executed by his "ally" at Bunratty, but de Clare was soon reconciled with his son
Donnchadh mac Brian Ó Briain and supported him against Toirdelbach. The feud continued until Donnchadh drowned at a party on
Islandmagrath, on the
River Fergus
The River Fergus () is a river within the Shannon River Basin which flows in County Clare, Ireland. The river begins at Lough Fergus in north Clare and flows into the Shannon Estuary. The source is at Lough Fergus in the townland of Kilmore N ...
. With Toirdelbach now undisputed king, the Mac Con Mara were able to hound de Clare.
The conflict between the two lines continued into the next generation between
Donnchadh mac Toirdelbach Ó Briain (backed by
William Liath de Burgh) and
Diarmuid Cléirech Ó Briain (backed by
Richard de Clare). There was military success at Bunratty in 1311 for Diarmuid and his cousin Donnchadh was killed at
Corcomroe. Following this, Clann Tadhg's leader was
Muircheartach mac Toirdelbach Ó Briain and after Diarmuid's "sudden" death, Clann Briain Ruadh's leader became
Donnchadh mac Domhnall Ó Briain. The
Bruce Wars in Ireland added an unpredictable element and saw some surprising ''ad hoc'' alliances come into play. Donnchadh elected to support
Edward the Bruce, which made his patron de Clare an enemy. Muircheartach who now reigned supreme in Thomond, was nominally on the side of the
Lordship of Ireland
The Lordship of Ireland (), sometimes referred to retrospectively as Anglo-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 1177 and 1542. T ...
due to his connection to de Burgh. The cousins fought at the
Second Battle of Athenry
The Second Battle of Athenry ( ) took place at Athenry () in Ireland on 10 August 1316 during the Bruce campaign in Ireland.
Overview
The collective number of both armies are unknown, and can only be estimated. Martyn believes the royal arm ...
. Muircheartach's brother
Diarmuid mac Toirdelbach Ó Briain managed to destroy Donnchadh and most of Clann Briain Ruadh's supporters at the
Battle of Corcomroe in 1317. The end of the de Clares and Norman territorial claims in Thomond came the following year at the
Battle of Dysert O'Dea
The Battle of Dysert O'Dea took place on 10 May 1318 at Dysert O'Dea near Corofin, Ireland. It was part of the Bruce campaign in Ireland. The Norman Richard de Clare attacked the Gaelic Irish chieftain Conchobhar ÓDeághaidh, chief of the ...
, where Conchobhar Ó Deághaidh held out against a larger English force until the O'Brien and allies could reach the battle and decisively secure victory.
Unity and resurgence
The last successful attempt by a Norman to play
divide and conquer within the Thomond kingship was the case of
Maurice FitzGerald, Earl of Desmond. A very powerful man, he was constantly rumoured during his life to have wanted to make himself King of Ireland. He successfully sponsored
Brian Bán Ó Briain in overthrowing Diarmuid from Clan Tadhg during 1343–1350, but equally decisive was the sides taken by Mac Con Mara, leading to Diarmuid's restoration. With the exception of a failed Norman attempt to reconstruct Bunratty Castle by
Thomas de Rokeby from 1353 to 1355, the Norman settler-colonialist project in Thomond was at an end until the submission of the Ó Briain in the 16th century. The Norman Lordship was weakened by the Bruce Wars of 1315–1318, the
Black Death
The Black Death was a bubonic plague pandemic that occurred in Europe from 1346 to 1353. It was one of the list of epidemics, most fatal pandemics in human history; as many as people perished, perhaps 50% of Europe's 14th century population. ...
of 1349–1350 (which disproportionally hit Norman controlled towns) and besides that English forces were more invested with the
Hundred Years' War
The Hundred Years' War (; 1337–1453) was a conflict between the kingdoms of Kingdom of England, England and Kingdom of France, France and a civil war in France during the Late Middle Ages. It emerged from feudal disputes over the Duchy ...
in France and their own internal conflict the
Wars of the Roses
The Wars of the Roses, known at the time and in following centuries as the Civil Wars, were a series of armed confrontations, machinations, battles and campaigns fought over control of the English throne from 1455 to 1487. The conflict was fo ...
to focus too much on Ireland. All of these factors allowed for a 15th-century Gaelic resurgence, not only in Thomond but across a significant part of Ireland outside of
the Pale
The Pale ( Irish: ''An Pháil'') or the English Pale (' or ') was the part of Ireland directly under the control of the English government in the Late Middle Ages. It had been reduced by the late 15th century to an area along the east coast s ...
.
Brian Bán was the last of Clann Briain Ruadh to hold the kingship and from 1350 onwards, Clann Tadhg held sway.
Mathghamhain Maonmhaighe Ó Briain came to power before the death of his uncle Diarmuid and he was named as such because he spent time as a foster child in
Máenmaige. His succession was disputed by his uncle and brother;
Toirdelbhach Maol Ó Briain and
Brian Sreamhach Ó Briain. Of the two Brian Sreamhach gained the upper hand and when his uncle tried to enlist the help of the
Earl of Desmond
Earl of Desmond ( meaning Earl of South Munster) is a title of nobility created by the English monarch in the peerage of Ireland. The title has been created four times. It was first awarded in 1329 to Maurice FitzGerald, 1st Earl of Desmond, Maur ...
to wrestle back the realm, Brian thoroughly routed them at
Croom in a key military success. This had the added benefit of winning back Limerick for Thomond and Sioda Cam Mac Con Mara was placed in the city as a warden in 1369. The friendship with the de Burghs of Galway was maintained by Brian and when
Richard II
Richard II (6 January 1367 – ), also known as Richard of Bordeaux, was King of England from 1377 until he was deposed in 1399. He was the son of Edward, Prince of Wales (later known as the Black Prince), and Joan, Countess of Kent. R ...
was at
Waterford
Waterford ( ) is a City status in Ireland, city in County Waterford in the South-East Region, Ireland, south-east of Ireland. It is located within the Provinces of Ireland, province of Munster. The city is situated at the head of Waterford H ...
in 1399, he paid nominal homage and was well received. Thomond was now in such a position that
Conchobhar mac Mathghamhna Ó Briain's twenty six-year reign was marked as a time of peace and plenty.
The years 1426–1459 were marked by a succession of three sons of Brian Sreamhach reigning;
Tadhg an Glemore Ó Briain,
Mathghamhain Dall Ó Briain and
Toirdelbhach Bóg Ó Briain. During this time, Mathghamhain Dall was deposed by his brother Toirdelbhach with the familiar military assistance of the de Burghs (whom he had formed a marriage alliance with). Greater things were to come from the ascent of Toirdelbhach's son
Tadhg an Chomhaid Ó Briain. From
Inchiquin
Inchiquin () is a Barony (Ireland), barony in County Clare, Republic of Ireland, Ireland. This geographical unit of land is one of 11 baronies in the county. Its chief town is Corofin, County Clare, Corofin. It is administered by Clare County C ...
, Tadhg took advantage of the Wars of the Roses, forming an alliance with the
Ó Néill in 1464. He managed to ride south through Desmond (the rest of the old Munster) and enforce the ''cíos dubh'' on the Anglo-Normans. This was a kind of Gaelic ''
pizzo'' which Tadgh's great-grandfather Mathghamhain Maonmhaighe had first been able to enforce as a price of protection. His military prowess was such that the Earl of Desmond was forced to give back to Thomond what would later become County Limerick.
Mac Fhirbhisigh hints that the men of Leinster planned to raise Tadhg to the High Kingship of Ireland before his death and claims he was the greatest Ó Briain since
Brian Bóruma
Brian Boru (; modern ; 23 April 1014) 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 me ...
himself.
Thomond was wealthy in the 15th century;
Domhnall Mac Gormáin (died 1484) was described as the richest man in Ireland in terms of live stock. During the reign of
Conchobhar na Srona Ó Briain, Thomond maintained alliances with the
Mac William Uachtar of
Clanricarde
Clanricarde ( ), also known as Mac William Uachtar (Upper Mac William) or the Galway Burkes, were a fully Gaelicised branch of the Hiberno-Norman House of Burgh who were important landowners in Ireland from the 13th to the 20th centuries.
Terr ...
and the Butlers. In the latter case, they were opposing the Kildare FitzGeralds, earning the ire of
Gerald FitzGerald, Earl of Kildare who had earned the favour of the new Tudor king
Henry VII as Lord Deputy of Ireland. Despite Kildare's fearsome reputation, Conchobhar met him in battle at Ballyhickey, near
Quin, in 1496 and was successful in turning him back.
Toirdelbhach Donn Ó Briain as part of his pact with
Ulick Fionn Burke took part in the
Battle of Knockdoe in 1504; along with the Mac Con Mara and Ó Briain Ara; against the Earl of Kildare, which they lost. The struggle had been started by a feud between de Burgh and the
Ui Maine. Ó Briain later defeated Kildare at Moin na Brathair, near Limerick. Thomond intended to support the Ó Néill against the
Ó Domhnaill
The O'Donnell dynasty ( or ''Ó Domhnaill,'' ''Ó Doṁnaill'' ''or Ua Domaill;'' meaning "descendant of Dónal") were the dominant Irish clan of the kingdom of Tyrconnell in Ulster in the north of medieval and early modern Ireland.
Naming c ...
in a northern feud, but by the time Ó Briain arrived, it was over. Toirdelbhach's life came to an end trying to defend the Ó Cearbhaill of Éile from the
Earl of Ormond at Camus, near Cashel; he died "by the shot of a ball."
Downfall of the realm
The downfall of Thomond occurred in the 16th century. The series of events leading up to it, were set into process by the rebellion of
FitzGerald family member, the Earl of Kildare,
Silken Thomas. In 1534, a rumour had spread that his father, the
Lord Deputy of Ireland
The Lord Deputy was the representative of the monarch and head of the Irish executive (government), executive under English rule, during the Lordship of Ireland and then the Kingdom of Ireland. He deputised prior to 1523 for the Viceroy of Ireland ...
, had been executed in
England
England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...
on the orders of king
Henry VIII
Henry VIII (28 June 149128 January 1547) was King of England from 22 April 1509 until his death in 1547. Henry is known for his Wives of Henry VIII, six marriages and his efforts to have his first marriage (to Catherine of Aragon) annulled. ...
and that the same fate was planned for him and his uncles. Under this impression, Thomas threw off his offices in the
Kingdom of Ireland
The Kingdom of Ireland (; , ) was a dependent territory of Kingdom of England, England and then of Kingdom of Great Britain, Great Britain from 1542 to the end of 1800. It was ruled by the monarchs of England and then List of British monarchs ...
and rose up in rebellion. He took refuge with the
Ó Cearbhaill of
Éile
Éile (; , ), commonly anglicised as Ely, was a medieval petty kingdom in the southern part of the modern county of Offaly and parts of North Tipperary in Ireland. The historic barony of Eliogarty was once a significant portion of the kingdom.
...
and then with
Conchobhar mac Toirdhealbaig Ó Briain
Connor O'Brien, King of Thomond (; ''fl''. 1528 in Ireland, 1528 until his death in 1540 in Ireland, 1540) was the second to last King of Thomond.In Gaelic ''Conchobhair Ó Briain''
Biography
Connor was born the eldest surviving son of Toirdhe ...
at Clonroad,
Ennis
Ennis ( , meaning 'island' or 'river meadow') is the county town of County Clare, in the mid-west of Ireland. The town lies on the River Fergus, north of where the river widens and enters the Shannon Estuary. Ennis is the largest town in Cou ...
. In hot pursuit, at the head of an army, was Lord
Leonard Grey, who destroyed the
Killaloe Bridge, which had the result of isolating Thomond from the rest of Ireland and also attacked the Dál gCais east of the River Shannon.
Although the Silken Thomas issue was resolved by late 1535, Thomond had marked itself out by providing refuge to enemies of the Crown of England in Ireland. The English forces had in turn enlisted the services of Conchobhar's own son
Donnchadh Ó Briain
Donnchadh Ó Briain (17 November 1897 – 22 September 1981) was an Irish Fianna Fáil politician and Conradh na Gaeilge activist.
He was elected to Dáil Éireann at the 1933 general election.
He was born 17 November 1897 in Knockaderry, Co ...
who had cemented an alliance with the
Butler family by marrying the daughter of the
Earl of Ormond. According to Butler, Donnchadh pledged to help them conquer Thomond, aid English colonisation, adopt English laws and help them take over
Carrigogunnell Castle. This castle was a symbol of Gaelic defiance, as it had remained out of Anglo-Norman hands for over 200 years. When the castle was attacked by Grey, it surrendered due to Donnchadh. With the loss of east Thomond and the destruction of
O'Brien's Bridge, Thomond was in a lot of trouble. Conchobhar, along with loyal supporters such as the
Mac Con Mara, continued to fight on and managed to conclude a truce with Grey in 1537.
Conchobhar was succeeded on his death by his brother
Murchadh Carrach Ó Briain, a man who initially attempted to assist
Conn Bacach Ó Néill in the defence of
Tír Eoghain
Tír Eoghain (), also known as Tyrone, was a kingdom and later earldom of Gaelic Ireland, comprising parts of present-day County Tyrone, County Armagh, County Londonderry and County Donegal (Raphoe). The kingdom represented the core homeland of ...
but had come to see the futility of his opposition and agreed to
surrender and regrant
During the Tudor conquest of Ireland (c.1540–1603), "surrender and regrant" was the legal mechanism by which Irish clans were to be converted from a power structure rooted in clan and kin loyalties, to a late-Feudalism, feudal system under t ...
to the Tudor state. The
Parliament of the Kingdom of Ireland was called to
Limerick
Limerick ( ; ) is a city in western Ireland, in County Limerick. It is in the Provinces of Ireland, province of Munster and is in the Mid-West Region, Ireland, Mid-West which comprises part of the Southern Region, Ireland, Southern Region. W ...
in 1542 by Lord Deputy
Anthony St. Leger regarding the terms of submission of Murchadh Carrach Ó Briain and Sioda Mac Con Mara. Becoming members of the
Peerage of Ireland
The peerage of Ireland consists of those Peerage, titles of nobility created by the English monarchs in their capacity as Lordship of Ireland, Lord or Monarchy of Ireland, King of Ireland, or later by monarchs of the United Kingdom of Great B ...
and converting to the
Anglican Church
Anglicanism, also known as Episcopalianism in some countries, is a Western Christianity, Western Christian tradition which developed from the practices, liturgy, and identity of the Church of England following the English Reformation, in the ...
, Murchadh was made
Earl of Thomond
Earl of Thomond was an hereditary title in the Peerage of Ireland. It was created twice for the O'Brien dynasty which is an ancient Irish sept native to north Munster.
History and background
First creation
Under the Crown of Ireland Act 1542, K ...
and Donnchadh also
Baron Ibrackan. Dissent took place in the form of Donchadh's brother
Domhnall Ó Briain (and his ally
Tadhg Ó Briain) who claimed to have been inaugurated Chief of the Ó Briain according to the Gaelic fashion in 1553. This was in opposition to his nephew the Earl,
Conchobhar Groibleach Ó Briain. Tied into English political rivalries, Conchobhar had the support of the
Earl of Sussex
Earl of Sussex is a title that has been created several times in the Peerages of England, Great Britain, and the United Kingdom. The early Earls of Arundel (up to 1243) were often also called Earls of Sussex.
The fifth creation came in the Pee ...
but was not able to decisively defeat his uncle, indeed Domhnall scored a victory at the
Battle of Spancel Hill in 1559. The discord dragged on and Thomond was under the
martial law
Martial law is the replacement of civilian government by military rule and the suspension of civilian legal processes for military powers. Martial law can continue for a specified amount of time, or indefinitely, and standard civil liberties ...
of
William Drury as late as 1577. The issues pertaining to tax and land were finalised at the
Composition of Thomond in 1585.
Diocese of Killaloe

The religion which predominated at an official level in Thomond was
Catholic Christianity. The territory of Thomond was associated with the
Diocese of Killaloe under the
Bishop of Killaloe, the diocese having been formed in 1111 at the
Synod of Ráth Breasail
The Synod of Ráth Breasail (or Rathbreasail; ) was a synod of the Catholic Church in Ireland that took place in Ireland in 1111. It marked the transition of the Irish church from a monastic to a diocesan and parish-based church. Many present-day ...
, seven years before Thomond broke fully from the
Kingdom of Munster
The Kingdom of Munster () was a kingdom of Gaelic Ireland which existed in the south-west of the island from at least the 1st century BC until 1118. According to traditional Irish history found in the ''Annals of the Four Masters'', the kingdom ...
. Dál gCais influence over the
Bishop of Limerick differed from time to time, with Norman influence also being part of the picture. At the
Synod of Kells
The Synod of Kells (, ) took place in 1152, under the presidency of Giovanni Cardinal Paparoni, and continued the process begun at the Synod of Ráth Breasail (1111) of reforming the Irish church. The sessions were divided between the abbeys o ...
in 1152, three more sees in Thomond were created in the form of the
Diocese of Kilfenora, the
Diocese of Roscrea and the
Diocese of Scattery Island. Roscrea was re-merged with Killaloe in 1168 and Scattery Island followed in 1189. The latter was re-created briefly during the 14th century before once again being merged back with Killaloe.
Some of the Bishops of Killaloe attended
Ecumenical Councils
An ecumenical council, also called general council, is a meeting of bishops and other church authorities to consider and rule on questions of Christian doctrine, administration, discipline, and other matters in which those entitled to vote are ...
of the Catholic Church in
Rome
Rome (Italian language, Italian and , ) is the capital city and most populated (municipality) of Italy. It is also the administrative centre of the Lazio Regions of Italy, region and of the Metropolitan City of Rome. A special named with 2, ...
; this includes Constantín Ó Briain who participated in the
Third Lateran Council and Conchobhar Ó hÉanna who was at the
Fourth Lateran Council
The Fourth Council of the Lateran or Lateran IV was convoked by Pope Innocent III in April 1213 and opened at the Lateran Palace in Rome on 11 November 1215. Due to the great length of time between the council's convocation and its meeting, m ...
. Religious orders were present in Thomond and had establishments founded by them under the patronage of Kings of Thomond. This includes; the
Canons Regular
The Canons Regular of St. Augustine are Catholic priests who live in community under a rule ( and κανών, ''kanon'', in Greek) and are generally organised into Religious order (Catholic), religious orders, differing from both Secular clergy, ...
of the
Augustinians
Augustinians are members of several religious orders that follow the Rule of Saint Augustine, written about 400 A.D. by Augustine of Hippo. There are two distinct types of Augustinians in Catholic religious orders dating back to the 12th–13 ...
at
Canon Island Abbey,
Clare Abbey,
Inchicronan Priory,
Killone Abbey and
Limerick Priory, the
Cistercians
The Cistercians (), officially the Order of Cistercians (, abbreviated as OCist or SOCist), are a Catholic religious order of monks and nuns that branched off from the Benedictines and follow the Rule of Saint Benedict, as well as the contri ...
at
Holy Cross Abbey,
Corcomroe Abbey,
Kilcooly Abbey and
Monasteranenagh Abbey, the
Franciscans
The Franciscans are a group of related organizations in the Catholic Church, founded or inspired by the Italian saint Francis of Assisi. They include three independent religious orders for men (the Order of Friars Minor being the largest conte ...
at
Ennis Friary,
Galbally Friary and
Quin Abbey (the latter of which became a formidable college)
and the
Dominicans
Dominicans () also known as Quisqueyans () are an ethnic group, ethno-nationality, national people, a people of shared ancestry and culture, who have ancestral roots in the Dominican Republic.
The Dominican ethnic group was born out of a fusio ...
at Limerick Blackfriars. There were also many monasteries which predated Thomond such as
Inis Cealtra Monastery,
Scattery Island Monastery and
Dysert O'Dea Monastery
Dysert O'Dea Church ( Irish: ''Díseart Uí Dheá'' - "the hermitage of Deá") near Corofin in County Clare, Ireland stands on the site of an early Christian monastery which is thought to have been founded by St. Tola in the 8th century. Mos ...
. Both
St. Flannan's Cathedral in
Killaloe and
St. Mary's Cathedral in Limerick can be traced to Domhnall Mór Ó Briain.
Monarchs
Annalistic references
See
Annals of Inisfallen
The ''Annals of Inisfallen'' () are a chronicle of the medieval history of Ireland.
Overview
There are more than 2,500 entries spanning the years between 433 and 1450. The manuscript is thought to have been compiled in 1092, as the chronic ...
(AI).
* ''AI927.3 Repose of Mael Corguis Ua Conaill, bishop of Tuad Mumu.''
* ''AI953.3 Repose of Diarmait son of Aicher, bishop of Tuad Mumu.''
* ''AI963.4 A slaughter of the Tuad Mumu on the
Sinann, and they abandoned their vessels and were drowned.''
* ''AI1018.2 Ciarmacán Ua Maíl Chaisil, bishop of Tuadmutnu, rested in Christ.''
See also
*
Thomond deeds
*
Thomond Park
Thomond Park is a stadium in Limerick in the Irish province of Munster. The stadium is owned by the Munster Rugby and has Shannon RFC and UL Bohemian RFC as tenants. Limerick FC played home games in Thomond Park from 2013 to 2015 in the Le ...
Notes
References
Bibliography
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External links
The Territories of the Ancient Irish Families in Limerick and Thomondby
Anthony Bruodin
{{Kingdom of Ireland
Former counties of Ireland
Kingdoms of medieval Ireland
States and territories established in 1118
Historical geography of Ireland
Geography of County Limerick
Geography of County Clare
Geography of County Tipperary
History of County Limerick
History of County Clare
History of County Tipperary
O'Brien dynasty
1543 disestablishments
Former kingdoms in Ireland
Aibell