The Kingdom of East Breifne or Breifne O'Reilly (Old Irish: Muintir-Maelmordha; Irish: Bréifne Uí Raghallaigh, IPA: [ˈbʲɾʲeːfʲnʲə iː ˈɾˠəil̪ˠiː]) was...

Magh Slecht in 1256, Bréifne split into West Breifne (ruled by the Ua Ruairc) and East Breifne (ruled by the Ua Raghallaigh). Bréifne was part of the province...

The Kingdom of West Breifne (Irish: Breifne Ua Ruairc) or Breifne O'Rourke was a historic kingdom of Ireland that existed from 1256 to 1605, located in...

historically the kings of East Bréifne in what is today County Cavan. The clan were part of the Connachta's Uí Briúin Bréifne kindred and were closely...

of Breifne Kings of Connacht Kings of Dál nAraidi Kings of Dál Riata Kings of Déisi Muman Kings of Desmond Kings of Dublin Kings of East Breifne Kings...

Pilib O'Reilly was proclaimed King of East Breifne by Hugh O'Neill following his brother's death in 1596. East Breifne had been a vassal of Tyrone until the...

town of Cavan and is based on the historic Gaelic territory of East Breffny (Bréifne). Cavan County Council is the local authority for the county, which...

and Tyrone. Cavan was formed from the territory of the O'Reilly's of East Breifne in 1584 and had been transferred from Connaught to Ulster. After O'Neill...

Con-innsi Eilne Fir Manach Iveagh Uí Echach Cobo Northern Uí Néill Ulaid East Breifne Ebdani, Eblani or Blanii (probably variants of the same name) Ciannachta...

O'Reilly, who was deemed to be lord of East Breifne by Queen Elizabeth I. This was not recognised within the East Breifne and Maelmora had no authority there...

(to the north). Cavan was founded by the Irish clan chief and Lord of East Breifne, Giolla Íosa Ruadh O’Reilly, between 1300 and his death in 1330. During...

Buidhe mac Airt, King (1579–1589) Hugh Roe McMahon, King (1589–1590) East Breifne (complete list) – John, son of Cathal O'Reilly, ruler (1491–1510) Hugh...

the 13th century and the kingdom was divided into East Breifne, now County Cavan, and West Breifne, now County Leitrim. The Normans invaded south Leitrim...

riabach O'Ruairc, King (1231–1236) Conchobar O'Ruairc, King (c.1250–1257) East Breifne (complete list) – Cathal Ua Raghallaigh, Lord (1256) Con Ua Raghallaigh...

mac Aodh, King (1368–1371) Pilib Ruadh mac Briain, King (1371–1403) East Breifne (complete list) – Gilla-Isa Ruaid O'Raigillig, ruler (1327/30) Matha...

mac Reamoinn, King (1496–1497) Rossa mac Maghnusa, King (1497–1513) East Breifne (complete list) – Maelmordha, ruler (1403–1411) Richard, ruler (1411–1418)...

co-regnant (1689–1702) Ireland East Breifne (complete list) – Edmond, ruler (1596–1601) Owen, ruler (1601–1609) West Breifne (complete list) – Tadhg Ó Ruairc...

County Cavan, previously part of the Kingdom of Breifne, which his ancestors had ruled (see East Breifne). He was the composer of the air known as Lochaber...

Hugh McHugh Breifne O'Conor (Irish: Aedh mac Aedh Breifneach Ua Conchobair) was king of Connacht, Ireland, in 1342. He was the last of the Clan Murtagh...

Kingdom 620–1013 AD Breifne Croghan Kingdom 700–1256 AD Desmond Killarney Kingdom 1118–1596 AD Dublin Dublin Kingdom 853–1170 AD East Breifne Belturbet, Cavan...

policy was soon applied in Longford (territory of the O'Farrells) and East Breifne (Cavan – territory of the O'Reillys). Any attempt to further the same...

originally a túath within West Bréifne. It was later absorbed into East Bréifne in the sixteenth century. In 1579, East Bréifne, then part of Connacht, was...

point at which the Kingdom of Breifne was left permanently divided, creating West Breifne (O'Rourke) and East Breifne (O'Reilly). Ally of the O'Reillys...

Mann. Seoan mac Pilib succeeds Tomas mor mac Mathghamhna as King of East Breifne, in north-central Ireland. The city of Afyonkarahisar (in modern-day...

support but Henry refuses. The ancient Irish Kingdom of Breifne splits into East Breifne and West Breifne, after a war between the O'Reillys and the O'Rourkes...

kilometres (2.5 mi) east of the town of Killeshandra in County Cavan, Ireland. The castle is located in the historic Kingdom of Breifne, specifically in...

over the imprisonment of Lord Bermingham's son by the O’Reillys of East Breifne. Ó Fearghail buys Ormond off, and the Lord Lieutenant leaves to pursue...

support but Henry refuses. The ancient Irish Kingdom of Breifne splits into East Breifne and West Breifne, after a war between the O'Reillys and the O'Rourkes...

(1395–1420), the daughter of an Irish nobleman, Gildas O’Reilly, Lord of East Breifne. By his wife he had several children, the eldest of whom adopted the...

nearby, leading to the division of Bréifne between the O'Rourkes of North Leitrim and the O'Reillys of East Bréifne (modern-day County Cavan). In 1621...