Kl. Justinian dies. Justin reigned.
Kl. Repose of Cathbad, i.e. a noble bishop of Leth Cuinn. [AU 555].
Kl. Nistan the leper died.
Kl. Death of Fergna, king of Ulaid. [AU 557].
Kl. The church of Bennchor was founded. [AU 555, 559].
Kl. Death of Colmán Mór, son of Diarmait. [AU 555, 558, 563].
Kl. The Festival of Temuir [celebrated] by Diarmait, son of Cerball. [AU 558, 560].
Kl. Death of Garbán, son of Domongart. [AU 558, 560].
Kl. Death of Cairlán, son of Aed son of Echaid. [Tig., CS 560].
Kl. In which the battle of Cúl Dreimne is what is to be recorded, and in which Ainmire, son of Sétna, and Ainnedid son of Fergus, and Domnall were victors. Diarmait,however, was put to flight; and on this day Cluain Ferta Brénainn was founded at the order of an angel. [AU 558, 560, 561, 564; AU 558].
Kl. The end of the cycle of Victorius. The battle of Cúil Uinsenn in Tethba [gained] by Aed,son of Brénainn, against Diarmait, son of Cerball. [AU 561, 562].
Justin, who reigned eleven years, dies. Tiberius becomes emperor.
Kl. Colum Cille in exile. His first night in Alba was during Pentecost. [AU 563].