Kalends of January
. AD 748.
The killing of Cathusach son of Ailill, king of the Cruithin, in Ráith Beithech.
Death of Bresal son of Colgu, abbot of Ferna.
The burning of Cluain Ferta Brénainn.
The burning of Cell Mór of Aedán son of Aengus.
The battle of Ard Ciannachta in which fell Ailill son of Dub dá Crích, king of Ard Ua Cinn Fhaelad, and also in a counter-attack Domnall son of Cinad, i.e. the king who had previously been victorious.
Death of Cairpre son of Murchad of Mide; and Béc Buile son of Eochu, and Liber, abbot of Mag Bile; and a great windstorm.
Drowning of the community of Í.
Death of Conall, abbot of Tuaim Gréine.
Ships with their crews were seen in the air above Cluain Moccu Nóis.