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Nennius pushed the date of the battle of Mons Badonicus, to a later time, in AD 516. This was the first mention of Arthur in the historical (psuedo-historial) source. Then it was, that the magnanimous Arthur, with all the kings and military force of Britain, fought against the Saxons.
This bibliography covers works in Gaelic from Ireland and Scotland (plus one from Nova Scotia) about Arthur and Arthurian characters: provenance is indicated by (Ir), (Sc) or (Nv) at the end of the entry. It is not designed to cover material relating to the general discussion of Celtic sources for medieval romance.01-07, 247-48, for the spear of King Pisear in a non-Arthurian Irish text; and pp. 133-34 for the first scholarly identification, in unpublished work by John O'Donovan between 1836 and 1840, of the Arthurian nature of Eachtra an Amadain AmadÃ¡in. mhoir mhÃ³ir