Archived: 23 October 2026
Abstract
In 1350, plague remained active in Ireland, evidenced by legal notes, vacant Kilkenny holdings and deaths linked cautiously to pestilence, while its impact varied regionally. Connacht underwent a major coup when Sir Edmund Albanach de Burgh, Macwilliam Burke, and leading communities deposed Aed Ó Conchobair and installed another dynastic claimant. Killings and reprisals in Connacht, Moylurg, Breifne and Thomond exposed violent struggles over lordship, land and cattle. English administration nevertheless continued: Justiciar Thomas Rokeby held a Kilkenny council, raised taxation and negotiated service. Chancery, inheritance inquiries, religious leadership and learned culture endured amid demographic loss, insecurity and contested power locally.
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Archived: 25 October 2026
Abstract
In 1257, Irish politics were shaped by local conflicts and shifting alliances between Gaelic rulers and Anglo-Irish power. Conchobar Ó Ruairc surrendered Cherry Island castle to Fedlimid Ó Conchobair, but later destroyed it after its garrison withdrew. Dynastic rivalry, including blinding and killings, exposed Connacht’s instability despite Fedlimid’s peace with colonial leaders and royal charter. Gofraid Ó Domnaill demolished Cáel Uisce castle, burned Sligo and routed Anglo-Irish forces at Credran, though he was wounded. Fighting also affected Thomond. Meanwhile, Roscommon’s Dominican church was consecrated, Abraham Ó Conalláin travelled to Rome, and churchmen remained involved in political violence and patronage there.
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Archived: 25 October 2026
Abstract
In 1255, Feidlim Ua Conchobair of Connacht and his son Áed strengthened their position through diplomacy, protected movement and negotiated peace. Áed travelled to Tír Eógain, reconciled his father with northern powers, and escorted Connacht exiles, dependants and goods safely home through hostile territory. Feidlim’s envoys and Archbishop Florence Mac Flainn secured favourable responses from Henry III, while Feidlim reached a major settlement with Mac William Burke at Tochar Mona Conneda. Elsewhere, Brian Ua Néill failed to obtain hostages in Breifne. Ecclesiastical appointments, clerical deaths, killings and raids reflected local instability. The year demonstrated peace’s strategic, fragile role amid rivalries.
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Archived: 25 October 2026
Abstract
In 1251, Ireland’s fragmented political order combined royal administration, Gaelic rivalry, ecclesiastical organisation and environmental disruption. John Fitz Geoffrey’s wardship purchase illustrated links between office, inheritance and lordship, while Henry III approved Hugh’s election to Ossory and authorised an Irish coinage exchange. Connacht clergy held a synod at Tuam under Archbishop Flann Mac Flainn, although its decisions are unknown. Annals record killings among Connacht and northern kindreds, clerical deaths and Archbishop Raighned’s journey to Rome. Grants of privileges expressed royal authority locally. Summer lightning and flooding, followed by severe winter frost, damaged people, cattle, travel and livelihoods without proving famine.
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Archived: 25 October 2026
Abstract
In 1250, Ireland experienced interconnected regional conflicts rather than a single national crisis. Feidlimid Ó Conchobair returned to Connacht with northern support, regained kingship through negotiation with English authorities, and expelled a rival, while Connacht hostages were blinded at Athlone. In Ulster, an expedition failed to secure Ó Néill submission; Niall Ó Canannáin was captured and killed, and Cecilia Mac Lochlainn, wife of Brian Ó Néill, died. In Desmond, Fíngen Mac Carthaig was killed after a peace breach. Derry’s church pinnacle collapsed on 8 February. Episcopal and monastic deaths further underscored institutional uncertainty during that year amid violent, contested lordship.
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Archived: 25 October 2026
Abstract
In 1249, conflict swept across Ireland’s fragmented political landscape. Justiciar John FitzGeoffrey punished resistant Leinster rulers and, with Maurice FitzGerald, invaded Connacht, devastated Ó Conchobair lands and installed Toirrdelbach Ó Conchobair in place of King Fedlimid. Fighting also afflicted Desmond and Ossory, while dynastic raids and counter-raids unsettled north-west Connacht. Fedlimid safeguarded his movable wealth beyond the Shannon as royal forces plundered territories and Loch Cé. On 15 August, Connacht princes attacked Anglo-Norman Athenry but were routed by Jordan de Exeter’s armoured sortie; Áed Ó Conchobair and many allies died. Annals also record notable ecclesiastical deaths, hospitality, learning, and chronology.
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Archived: 25 October 2026
Abstract
In 1246, newly built Sligo Castle became a focus of conflict between Maurice FitzGerald's expanding Anglo-Irish power and Máel Sechlainn Ó Domhnaill of Tír Chonaill. After attackers burned Sligo's enclosure but failed to seize the castle on 1 November, its garrison hanged two hostages, Ó Domhnaill's foster-father and foster-brother. FitzGerald also sought to reshape northern politics through Cormac Ó Conchobair and hostage-taking. Elsewhere during that turbulent year, John Fitz Geoffrey became justiciar; Connacht dynastic prisoners escaped, were recaptured, or were killed; bishops changed at Elphin and Armagh; Drumlane burned; Oriel suffered violence; and a stranded whale enriched coastal Sligo communities.
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Archived: 25 October 2026
Abstract
In 1245, Maurice fitz Gerald, justiciar of Ireland, built Sligo Castle with Síl Muiredaig, compelling King Fedlimid Ó Conchobair of Connacht to meet much of the cost and appropriating ecclesiastical materials. The fortress strengthened lordship over strategic north-western routes. Other castles at Áth an Chip and Caisleán Suicín reflected intensified frontier militarisation. Fedlimid joined Henry III’s Welsh campaign, gaining royal recognition despite continuing Anglo-Irish pressure. Maurice was replaced by John fitz Geoffrey. Church disputes, killings, raids and successions revealed regional instability, while Elphin’s episcopal dispute reached Pope Innocent IV at Lyons. Severe snow before Christmas disrupted travel, livelihoods and supplies.
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Archived: 25 October 2026
Abstract
In 1244, Connacht experienced intertwined political, ecclesiastical and social crises. Cú Chonnacht Ó Raghallaigh blinded and emasculated the captive dynast Tadc Ó Conchobair, prompting King Fedlimid’s large retaliatory hosting into Breifne. At Fenagh, troops accidentally caused a foster-child’s death; compensation disputes ended when Magnus son of Muirchertach died during a flooded retreat, followed by payments in horses and silver measured by the Bell of the Kings. Tadc’s brothers died, while lords, clerics and poet Donnchad Mór Ó Dálaigh also perished. Tuam burned, Elphin’s episcopal election divided, and Dublin officials audited treasury accounts, illustrating Ireland’s overlapping Gaelic, ecclesiastical and Anglo-Irish authorities.
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Archived: 25 October 2026
Abstract
In 1237 Fedlim mac Cathail Chrobdeirg Ua Conchobair led a Connacht coalition against rival Ua Conchobair claimants, defeating troops linked to the Justiciar at Drumrat and devastating opponents’ lands. His forces briefly controlled Magh Luirg and Lough Key, where land was granted to a Holy Trinity community, while Fedlim later executed hostages. He subsequently made peace with the Justiciar, receiving the Five King’s Cantreds free of tribute, as Irish barons began castle-building in Connacht. Church reform advanced through Archbishop Máel Muire Ó Lachtáin’s Athlone synod. Clarus Mac Máelín founded a canons’ monastery on Trinity Island, while several prominent clerics died.
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Archived: 25 October 2026
Abstract
In 1232, Connacht’s contested kingship linked local dynastic rivalry to English royal politics. Richard de Burgh released Fedlimid Ó Conchobair after his patron Hubert de Burgh’s fall, while Áed mac Ruaidrí retained a precarious restoration. De Burgh’s castle at Bun Gaillme and Adam Staunton’s at Dunamon embodied efforts to secure enduring authority. Conchobar, Áed’s son, died invading the Three Tuatha, weakening his dynasty. Elsewhere, chieftains fought, hostages were taken, crops destroyed and coastal warfare continued. Yet churches were consecrated, regular canons organised, and religious figures were praised for learning, hospitality and care, showing warfare and institution-building advancing together across Ireland.
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Archived: 26 October 2026
Abstract
In 1231 Richard de Burgh captured Fedlimid mac Cathail Chrobdeirg Ó Conchobair at Meelick, despite guarantees, exposing the fragility of Gaelic rulers’ alliances with Anglo-Norman power. Imprisoned in strategically placed Shannon castle, Fedlimid’s fate left Connacht contested; his release and later victory belonged to subsequent years. Annals also record Connacht’s religious and local life: deaths among ruling families, Boyle Abbey’s pilgrim connections, episcopal succession at Elphin, and Dionysius Ó Mórda’s death on Trinity Island. They note learned status, Mac Diarmata’s market project, a waterborne Breifne raid, and Ualgarc Ó Ruairc’s fatal Holy Land pilgrimage, revealing active networks amid political instability.
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Archived: 26 October 2026
Abstract
In 1229, the disputed burial of Diarmait Mac Gilla Carthaig, erenach of Tibohine, exposed rivalry between Boyle’s Cistercians and Trinity’s canons, leaving his body at Drum for three days before settlement. The year also brought clerical deaths, resignations and the loss of learned canon Gerald Ó Catháin, amid Connacht’s instability after 1228. Duibessa Ó Conchobair died as a nun, while rulers of Desmond and Corcu Laígde died. Henry III granted Dublin a mayoralty and Drogheda urban liberties, disafforested lands linked with Glendalough, and Ballybeg Priory was conventionally founded. These events reveal regional institutions, succession, patronage and authority across medieval Ireland.
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Archived: 26 October 2026
Abstract
In 1228, Áed Ó Conchobair of Connacht was murdered in Leinster, intensifying dynastic conflict. Richard de Burgh, newly appointed justiciar, helped oversee a Connacht assembly that inaugurated Áed son of Ruaidrí at Carnfree, rejecting his elder brother Toirrdelbach. The settlement failed: warfare, cattle seizures and plunder devastated much of Connacht, causing hunger, displacement, and the flight of clergy and learned people. Elsewhere, lineage killings affected Breifne, royal administration promoted Magna Carta and land claims, and Dublin’s archiepiscopal succession became contested. Coleraine’s fortification was renewed, while Irish annalists noted Francis of Assisi’s canonisation, revealing Ireland’s wider ecclesiastical connections during the year.
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Archived: 26 October 2026
Abstract
In 1226, Connacht remained unstable after Cathal Crobderg Ua Conchobair’s death, as his son Áed faced dynastic rivals, neighbouring lords and changing English policy. Killings, attacks on houses, captivity and local feuds across Connacht, Breifne and Iar-Chonnacht exposed fractured authority. Henry III ordered Geoffrey de Marisco to demand Connacht’s surrender from Áed, advancing Richard de Burgh’s interests despite opposition among colonial magnates. Cathal Ua Raigillig destroyed Cill Mór castle, illustrating the vulnerability of frontier strongholds. Deaths of bishops, nobles and Cong’s learned erenagh also marked the year, while religious houses preserved learning, patronage and dynastic commemoration amid wider ongoing conflict.
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Archived: 26 October 2026
Abstract
Annals conventionally place 993 amid a major mortality of people, cattle and bees, though its cause, scale and chronology remain uncertain. This crisis threatened subsistence, wealth and ecclesiastical resources. Political violence killed several local rulers in the midlands, Connacht and west, revealing fragmented lordship and Máel Sechnaill’s interventions. Brian of Munster led a naval expedition from Lough Ree towards Bréifne, while Mide suffered devastation and Dublin’s Norse-Gaelic politics remained unsettled. Meanwhile, Muirecán, Patrick’s successor, visited Cenél nÉogain and publicly affirmed Áed’s royal standing. The notices portray interconnected warfare, church authority, riverine mobility and vulnerable rural life throughout Ireland in 993.
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Archived: 26 October 2026
Abstract
In 973, Conchobar son of Tadc, king of Connacht, died, and his kinsman Cathal was killed almost immediately after succeeding him at Céis Chorainn. Murchad ua Flaithbertaig of Ailech defeated Connacht forces, killing Géibennach of Uí Maine and others, then plundering the province. The chronology varies among annals, but Inisfallen assigns events to 973. In Munster, Dub dá Leithe of Armagh secured Patrick’s church’s levy after Mathgamain mediated with Emly’s coarb. Ecclesiastical deaths included leaders of Durrow, Clonard and Glendalough, and the anchorite Cinaed of Clonfert, demonstrating Ireland’s interconnected political and religious communities, while records leave ordinary people’s experiences unreported.
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Archived: 29 October 2026
Abstract
Conventionally dated to 843, despite annalistic chronological discrepancies, the year is chiefly recorded through deaths that affected Irish political, ecclesiastical and scholarly life. Máel Ruanaid son of Donnchad, king of strategically important Mide, died, leaving his dynasty poised for the later rise of his son Máel Sechnaill. Fergus son of Fothaid, king of Connacht, also died, creating uncertainty in another major province. Conglach, vice-abbot of Clonmacnoise, died after the monastery’s recent Viking plundering. Donnacán, an Irish scribe and anchorite, died in Italy, demonstrating enduring continental links. Viking pressure remained a background threat, although no battle is securely recorded for 843.
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Archived: 29 October 2026
Abstract
Events conventionally assigned to 816 reveal both chronological uncertainty in Irish annals and disruption. Almost half of Clonmacnoise, a timber-built Shannon monastery and centre, burned; no source identifies the cause. Thirty days later its abbot, Suibne son of Cuanu, died, compounding pressures on recovery and leadership. In Connacht, following overking Muirgius’s death, Diarmait son of Tommaltach fought Uí Fhiachrach, burning and plundering Foibrén and killing many common people; Cathal son of Ailill died. A battle involving Uí Maine is linked to conflicts but variously dated 816 or 818. Other notices record ecclesiastical deaths and burning, underscoring churches’ vulnerability amid warfare.
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Archived: 29 October 2026
Abstract
In 815, Irish annals recorded deaths, killings and the plunder of Cluain Creamha, revealing political and ecclesiastical vulnerability. Muirgius son of Tomaltach, dominant Uí Briúin overking of Connacht, died, ending a reign amid rivalries. Men of Bréifne and Síl Cathail attacked Cluain Creamha, killing people and despoiling an ecclesiastical community. Southern Brega lost kings Conall son of Niall and Fócarta son of Cernach. After Cenél Conaill killed his brother Colmán, Áed Oirdnide campaigned northwards. Annals also note deaths of churchmen at Cell Moinne, Lugmad and Iona, while no Viking raid is explicitly recorded for Ireland in the surviving annalistic sources.
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Archived: 29 October 2026
Abstract
In 814, Muirgius son of Tommaltach, overking of Connacht, and Fairchellach, abbot of Clonmacnoise, campaigned through Uí Maine, killing many people described as innocents. Muirgius later promulgated Ciarán’s law at Cruachain, demonstrating cooperation between royal and ecclesiastical power. In Leinster, the sons of Bran defeated Uí Chennselaig. At Kells, completion of a Columban church preceded Iona abbot Cellach’s resignation and Diarmait’s appointment. Deaths included bishops, abbots, scribes and teachers, notably Fairchellach and the murdered Bishop Máel Dúin. Annals also recorded great distress and severe illnesses, without identifying their cause, revealing interconnected warfare, religious authority, construction, learning and hardship across Ireland.
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Archived: 30 October 2026
Abstract
In 811, annalistic evidence records Scandinavian raiding and Irish political religious activity across Ireland. Men of Umall killed raiders, while Scandinavians defeated the Conmaicne; Cobthach of Loch Léin likewise slew raiders in Munster. These mobile incursions brought no proven permanent settlement. Muirgius son of Tomaltach, king of Connacht, led a southern hosting, though its destination and outcome remain unknown. Daire's law was promulgated in Connacht, demonstrating ecclesiastical and secular cooperation. Deaths of prominent abbots, bishops and regional kings highlighted interconnected religious institutions and fragmented political authority. The year reveals local resistance, royal ambition, church privilege, and pressures on coastal communities.
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Archived: 30 October 2026
Abstract
In 810, Tallaght’s monastic community prevented the royal fair at Tailtiu after the Uí Néill violated its sanctuary, leaving the assembly devoid of expected horses and chariots. Subsequent gifts to Tamlacht indicate public redress and demonstrate ecclesiastical leverage over Áed son of Niall’s kingship. Nuadu, abbot of Armagh, carried Patrick’s law and a casket to Connacht, extending Patrician claims without recorded outcome. The Ulaid defeated Scandinavian raiders, the first surviving annalistic Irish victory, though details remain unknown. Death notices recall monastic and aristocratic life, while the disrupted fair depended upon agricultural surplus and rural exchange across early medieval Irish society.
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Archived: 30 October 2026
Abstract
In 799, as conventionally dated despite annalistic chronological differences, Ireland’s fragmented politics intertwined warfare, dynastic rivalry, ecclesiastical authority and environmental hardship. Muirgius son of Tomaltach won the internal Connacht battle of Dún Ganiba, while Ailill of Uí Maine died. At Finnabair in Tethba, Murchad son of Domnall defeated forces including two Cenél Cairpri kings. Clann Cholmáin kinsmen killed Abbot Blathmac and treacherously slew Domnall son of Donnchad. Heavy snowfall killed people and cattle. Numerous abbots died, and Gormgal promulgated Patrick’s law in Connacht, affirming church influence. No Viking raid was recorded; domestic conflict and vulnerability dominated the year across Ireland.
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Archived: 30 October 2026
Abstract
In 798, according to the Annals of Ulster’s chronology, Muirgius son of Tommaltach defeated fellow Connacht forces at Dún Ganiba, strengthening Uí Briúin Aí authority without securing permanent provincial control. Elsewhere, Murchad son of Domnall won at Finnabair in Tethba, where several rulers died. The annals also record kin-slaying, the murder of Abbot Blathmac, deaths among secular and ecclesiastical leaders, and severe snowfall that killed people and cattle. Gormgal son of Dindathach proclaimed Patrick’s law in Connacht, illustrating church power. These events reveal a politically fragmented Ireland shaped by warfare, succession, religious authority, and environmental vulnerability during this turbulent period.
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Archived: 30 October 2026
Abstract
In 796, the Annals of Inisfallen briefly recorded heathens in Ireland, indicating the presence of non-Christian outsiders amid early Viking activity, but providing no evidence for a raid, landing site, settlement or permanent colony. Nearby annals record attacks on islands and churches, though chronology and corroboration remain uncertain. The same year saw the deaths of Colla son of Fergus, king of Connacht and rival to the rising Muirgius, and Máel Coba, king of Ciarraige Luachra. These events reveal politically fragmented, rural Ireland, where powerful churches and coastal communities faced emerging maritime threats without abandoning established dynastic, economic and religious life.
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Archived: 30 October 2026
Abstract
In 793, Ireland’s annals depict religious institutions as instruments of regional power rather than a unified kingdom. Muirgius of Connacht supported the promulgation of Comán’s law, while Munster’s Artrí was formally acknowledged as king alongside Ailbe’s law, probably strengthening Emly’s ecclesiastical claims. Armagh suffered the death of abbot Dub dá Leithe, other notable obituaries, and violent violation by Uí Chremthainn, followed by restoration. Tóla’s relics were taken on circuit, extending sacred authority beyond monasteries. In south-west Munster, the king of Corcu Duibne died at Conchenn. Chronological uncertainties remain, and however no securely recorded Viking raid occurred in Ireland that year.
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Archived: 30 October 2026
Abstract
In 792, Muirgius son of Tommaltach of Síl Muiredaig defeated and killed Cináed son of Artgal at Sruth Cluana Argait, probably Cloonargid, establishing his effective overkingship of Connacht. A related battle at Ard Maic Rími crushed Uí Ailello forces and killed rulers from Cairpre and Bréifne, strengthening Muirgius without ending Connacht’s political rivalry. Annals also record deaths of kings in Dál nAraidi, Uí Fhiachrach, Dál Riata and elsewhere. Máel Ruain, founder of Tallaght’s influential religious community, died peacefully. These compressed notices reveal an Ireland shaped by contested dynastic authority, ecclesiastical succession, agricultural communities, and interconnected secular and religious power structures.
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Archived: 30 October 2026
Abstract
In 791, Muirgius son of Tommaltach defeated and killed rival claimant Cináed son of Artgal at Sruth Cluana Argait, establishing his reign over Connacht. Both belonged to competing Uí Briúin lineages, and a further defeat of the Uí Ailello, with several regional rulers killed, suggests wider consolidation. The annals date the entry under U792 but identify the year as 791. Muirgius's victory strengthened Uí Briúin Aí, though provincial authority remained contested and dependent on tribute, followers and land. The year also recorded deaths of rulers and churchmen, notably Máel Ruain of Tallaght, influential monastic reformer. No Viking raid is recorded.
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Archived: 30 October 2026
Abstract
In 787, Irish annals record the death of Máel Dúin, king of In Fochla, creating a transition within the Cenél nÉogain dynasty rather than a national succession. In Connacht, Ciarán of Clonmacnoise’s law was proclaimed, extending ecclesiastical authority and protections with secular support after unrest. Deaths of abbots and bishops at several churches illustrate religious institutions managing land, learning and ritual. Daire Calgaid, probably Derry, suffered a fire of unknown cause. Annalists also noted a blood-red Moon on 18 February, preserving a celestial observation without establishing its explanation. These entries reveal intertwined political, religious and authority in early medieval Ireland.
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