1340 First of January on Saturday and the twenty-third day of the moon, MCCCXL. Eleventh year of the Lunar Cycle; eighth year of the Indiction; sixteenth year of the Solar Cycle. Embolismal year. BA.
Great war broke out among the Ui Maine, that is to say between Tadc son of Tadc O Cellaig, to whom Toirrdelbach O Conchobair had given the lordship of Ui Maine, and William son of Donnchad Muimnech O Cellaig. William was driven out of the territory and they all pursued him; but he turned on them and Donnchad son of Aed O Cellaig was killed and Tadc O Cellaig captured and wounded, and he died of his wounds afterwards.
Maelsechlainn O Gormlegaig, chieftain of the Cenel Moain, died.
The sons of Ualgarc O Ruairc, that is Domnall, Aed, Gilla Crist and Ruaidri, went a-raiding against Cathal son of Aed Brefnech [O Conchobair]. They captured vast booty and killed Conchobar son of Donnchad Riabach son of Magnus son of Muirchertach Muimnech and many others that day. This was the beginning of the enmity between the Muinter Ruairc and the posterity of Muirchertach Muimnech son of Toirrdelbach Mor Cathal son of Aed Brefnech made a gallant pursuit, by which much of the prey was recovered and Domnall O Ruairc, best of the Brefne princes, was killed, Gilla Crist O Ruairc and Mac Consnama were wounded, and many others killed.
Tadc son of Ruaidri son of Cathal [Ruad] O Conchobair, who had been kept in captivity by O Ruairc, was released in exchange for Gilla Crist O Ruairc.
Aed son of Fedlim O Conchobair was taken prisoner by Toirrdelbach O Conchobair, king of Connacht, and sent to Roscommon Castle for safekeeping. This arrest brought about much fighting and mighty strife between O Conchobair and. Mac Diarmata, and great destruction was done on the one part and on the other. O Conchobair was in peril of Mac Diarmata in Coran and had perforce to take refuge in Ballymote. Afterwards they made peace.
Siurtan Ruad Mac Gosdelb was killed by Cathal Mac Diarmata Gall this year.
Cathal Mac Diarmata Gall, best of all Connacht princes for valour and heroism, strength and endurance, was killed by Donnchad Riabach son of Maelsechlainn Carrach Mac Diarmata in treacherous wise at Lissalway in Clann Chonchobair.
Magnus son of Cathal son of Domnall O Conchobair was killed by Cathal son of Aed Brefnech O Conchobair.
Brian Oc Mag Samradain was killed by the Tellach Dunchada.
Eogan O hEdin, king of the Ui Fiachrach Aidne, was killed by his own followers.
Eogan son of Sefraid Mag Ragnaill and Aed O Mailmiadaig killed each other.
Adam Mac Teithedain rested in Christ.
Pilib O Duibgennain, ollav of the Conmaicne, died.
Imag daughter of Mac Gosdelb, wife of Eogan Mac Fingin, rested.
Uilliam Mac Gosdelb, the son of Gilliberd, was killed on an attack in Brefne by the Tellach Echach.
Ruaidri son of Magnus O hEgra died.
Matha son of Annad O Raigillig was killed by Andrias son of Brian O Raigillig, and afterwards great raids were made in Bolcan.
The church in Kilronan was burned this year.
Niall O hUicinn, a master of poetry, was drowned.
Conchobar O Domnall came with his muster into Connacht.