Kalends of January
. AD 721.
Mael Ruba died in Apor Crossan in the 80th year of his age.
Colgu, king of Ard Ladrann, was killed.
Mael Corgais from Druim Ing, and Bile son of Eilphín, king of Ail Cluaithe, die.
Fer da Crích son of Congalach died.
Cuanán of Cell Deilge, and Derir of Daiminis grandson of Colla, Cuana of Druim Cuilinn, Cilléne of Loch Gerg, die.
Feidilmid assumed the office of abbot of Í.
Faelán of Martarthech, Sidal of Druim Laidgnin, died.
The battle of Almain on the third of the Ides 11th of December, the sixth feria, in which fell Fergal son of Mael Dúin, son of Mael Fithrich son of Aed Uairidnach, i.e. by Murchadh son of Bran; and Conall Menn king of Cenél Cairpri; Clothgna son of Colgu; Dub dá Crích; Flann son of Rogallach; Aed Laigen son of Fithchellach, king of Uí Maine; the sons of Muirgius; Nuada son of Dúnchad; Éicnech son of Colgu, king of Airthir; Fergal grandson of Aithechda.