Related Archive: tigernach annals

Baetán’s Death

Archived: 14 November 2026

Abstract

Annal GroupingThe surviving annals do not present one identical record for 581. In the Annals of Ulster, the group U581 carries the printed heading AD 580, and the notices that follow include the battle of Druim Meic Erca, the death of Baetán son of Cairell, and the expedition to Innsi Orc. The same source then moves to U582 with the printed heading AD 581, showing that the manuscript grouping and the printed year heading do not align in a simple one-to-one way.The Annals of Tigernach also arrange notices by annal group rather than by a modern CE label in the

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577 CE

Aedh Reign

Archived: 14 November 2026

Abstract

Year DatingThe surviving notices for this period must be read through each annal’s own dating scheme. In the Annals of Ulster, the group that includes the 577 material is headed U577.0 with Kalends of January, sixth feria, twenty-sixth of the moon, followed by AD 576 before the entries themselves. The same source later places a different cluster under U578.0 with AD 577. These headings show that the printed AD label and the annal identifier are not interchangeable.The Annals of Tigernach and the Annals of the Four Masters both place this material under Annal T577 and Annal M577, but they format

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