Muiredach son of Aimirgein, abbot of Leithglenn, rested.
Muirchertach son of Donngal, king of Bréifne, dies.
A great pestilence in Ireland this year.
Gormgal son of Dinadach, abbot of Ard Macha, rested.
The community of Ia was killed by heathens, i.e. sixty-eight.
Patrick's law promulgated by Aed son of Niall.
Connmach son of Dub dá Leithe, abbot of Ard Macha, died suddenly.
Building of the new monastery of Colum Cille at Cenannas.
The heathens burned Inis Muiredaig and invaded Ros Cam.
The moon was turned to the colour of blood.
Death of Torbach, abbot of Ard Macha.
Fínnechta son of Cellach, king of Laigin, dies.
Repose of Toicthech, abbot of Ard Macha.
Aed, abbot of Glenn dá Locha, rested.
Finnbil, abbess of Cluain Brónaig rested.