Kalends of January
. AD 755.
The burning of Bennchor the Great on St Patrick's Day 17 March.
Forgus son of Cellach, king of Connacht, Ailgal, anchorite of Cluain Chormaic, Forannán, bishop of Methas Truim, Baethallach son of Colmán, grandson of Suibne, died.
An army of the Laigin led by Domnall against Niall, and they reached Mag Muirtheimne.
Shipwreck of the Delbna in Loch Rí, including (?) their leader, i.e. Díumasach, i.e. with thirty boats, and the crew of only one escaped.
The battle of Móin Mór, in which the Cenél Cairpri were overthrown.