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| Mag Tuired | |
|---|---|
| Name | Mag Tuired |
| Other name | Beltany, Moytuire |
| Country | Ireland |
| Region | Tyrone; Sligo |
| Type | Battle-site; Mythic plain |
Mag Tuired Mag Tuired is the name of two legendary battlefields central to Irish mythology and the Irish literary tradition. Recorded in medieval manuscripts and retold by later antiquarians, the episodes form pivotal narratives in the corpus associated with the Tuatha Dé Danann and the Fir Bolg. The tales have influenced Irish nationalism, folklore studies, and comparative studies linking Irish cycles with continental Celtic mythology.
Scholars trace the name to Old Irish forms attested in Lebor Gabála Érenn, Book of Leinster, and other medieval compilations, with variant spellings including Beltany, Moytuire, and Motuire. Early editors such as Kuno Meyer and Standish O'Grady rendered the toponym differently in translations. Topographical identifications associate the name with places like Beltany Stone Circle in County Donegal and sites in County Tyrone and County Sligo, noted by antiquarians such as George Petrie and William Wilde.
Two principal episodes—commonly called the First and Second Battles—appear in distinct narrative layers within medieval sources including Lebor Gabála Érenn, Cath Maige Tuired (version I), and Cath Maige Tuired (version II). The First Battle features a conflict between the Tuatha Dé Danann and the Fir Bolg, while the Second Battle pits the Tuatha Dé Danann against the Fomorians led by figures like Balor. Later recensions incorporate material found in the Dindsenchas and in poems attributed to bardic authors preserved in compilations such as the Book of Ballymote and Book of Lecan.
In the First Battle account, the island of Ireland is contested by successive invasions recorded in Lebor Gabála Érenn, culminating when the Tuatha Dé Danann arrive from the four islands and confront the incumbent Fir Bolg. Leadership figures—Nuada Airgetlám among the Tuatha Dé Danann and Eochaid mac Eirc among the Fir Bolg—feature centrally, with episodes of kingship, oath-making, and ritual sovereignty described using motifs found in Early Irish literature. Medical and craft episodes—such as the loss and replacement of an arm by Nuada, and the role of healing figures like Miach and Airmed—are detailed in later narrative expansions found in annals and saga manuscripts compiled by scribes associated with families like the Ó Cléirigh.
The Second Battle narrative depicts a coalition of the Tuatha Dé Danann confronting the destructive power of the Fomorians, led by Balor of the Evil Eye. Heroic figures including Lugh, Oengus Óg, and The Dagda coordinate stratagems involving craftsmanship, prophecy, and martial prowess. The death of Balor—often attributed to Lugh or his descendants—is narrated alongside episodes of siegecraft and magic, reflecting motifs shared with continental tales in Welsh literature and Gaulish inscriptions. The narrative appears in multiple manuscript traditions with interpolations by medieval poets such as Gilla Cómáin and later editors including Eugene O'Curry.
Principal figures include the Tuatha Dé Danann pantheon: The Dagda, Lugh, Brigid, Nuada Airgetlám, and Oengus Óg; antagonists include the Fomorians led by Balor and regional kings like Eochaid mac Eirc. Secondary personages and craftsmen—Goibniu, Luchta, Creidhne—feature as the divine smiths, while healing figures such as Miach and Airmed provide mythic etiologies for herbal lore. The narratives also reference other persons and groups found across medieval Irish literature: Eber Glúnfhind, Cethlenn, Tethra, and various tribal names cited in annals like the Annals of Ulster and the Annals of Tigernach.
Key medieval witnesses include Lebor Gabála Érenn (the "Book of Invasions"), two versions of Cath Maige Tuired preserved in the Book of Leinster and the Yellow Book of Lecan, and episodes scattered through the Dindsenchas and bardic compilations. Modern editions and translations were produced by editors and scholars such as Whitley Stokes, Kuno Meyer, R. I. Best, and more recent commentators like James MacKillop and Proinsias Mac Cana. Paleographical studies reference folios in repositories such as Trinity College Dublin and the Royal Irish Academy.
Historians and antiquarians—John O'Donovan, Eugene O'Curry, Terry Pratchett (popular culture references), and modern Celticists—have debated whether the narratives preserve echoes of Bronze Age conflict, reflect medieval political allegory, or synthesize pan-Celtic mythic themes found in Classical sources and insular art traditions. The tales influenced the Irish literary revival and appear in works by W. B. Yeats and in visual arts by Jack B. Yeats and Hugo Hamilton-era illustrators. Archaeologists correlate motifs from the sagas with material culture from sites like Newgrange, Knowth, and stone circle complexes documented by fieldworkers such as R. A. Stewart Macalister.