Kalends of January
. AD 870.
Cathalán son of Indrechtach, one of two kings of Ulaid, was deceitfully killed at the instigation of Aed.
Amlaíb and Ímar returned to Áth Cliath from Alba with two hundred ships, bringing away with them in captivity to Ireland a great prey of Angles and Britons and Picts.
The storming of Dún Sobairche, which had never been achieved before: the foreigners were at it with the Cenél Eógain.
Ailill son of Dúnlang, king of Laigin, was killed by the Norsemen.
Bishop Ailill, abbot of Fobar, fell asleep in Christ.
Cú Raí son of Aldnia, of Inis Clothrann and of Fochla of Mide, a learned abbot and the most expert in the histories of the Irish, fell asleep in Christ.
Colgu son of Mael Tuile, priest, anchorite and abbot of Cluain Chonaire Tómáin, rested.
The pilgrim Maengal, abbot of Bennchor, happily ended his life as an old man.
Mael Mide son of Cumuscach, prior of Cluain Moccu Nóis, dies.