Kalends of January
. AD 726.
Death of Ailchú, abbot of Cluain Iraird.
The battle of Druim Fornocht between Cenél Conall and Cenél Eógain, in which Flann son of Aurthuile and Snédgus Derg, descendant of Mrachide, were killed.
The encounter of Irros Foichnae between Selbach and the 'family' of Echaid, grandson of Domnall, in which some of the Airgialla fell.
Conall son of Moudán was crowned with martyrdom.
The relics of Adomnán are brought over to Ireland and the law is promulgated anew.
The battle of Móin between the two Laigin, in which Laidgnén son of Cú Meldae fell. Dúnchad was victor.
Murchad son of Bran, king of Laigin, dies.
Dub dá Inber son of Congalach, king of the Cruithin, was killed.
The battle of Bairenn or Inis Bregainn, in which Eterscél son of Cellach of Cualu, and Congal son of Bran fell. Faelán was victor.
The falling asleep of Céile Críst.