Kalends of January
. AD 819.
Dalach son of Congus, superior of Dam Liac, dies.
Murchad, with the northern Uí Néill, made an expedition to Druim ind Eich; Conchobor with the southern Uí Néill and the Laigin moved northwards, till at length God by his great power separated them.
Constantine son of Fergus, king of Fortriu, dies.
Mael Tuile, abbot of Bennchor, rested.
Feidlimid son of Crimthann took the kingship of Caisel.