Scandinavian-Britain

224 SCANDINAVIAN BRITAINthough not much earlier, than that of the Cumberlandcolony. The Gallgael are first found in 854 or 855in co. Tyrone, and next year as settled in northernIreland (Leathchuinn). The Four Masters mentionGofraith mac Feargus as invited by Kenneth macAlpin to strengthen Dalriada (south-west Scotland)in 835, and he died as king of Insigall (the Hebrides)in 852, the year in which Olaf the White came toIreland. The name of Gofraith suggests that he washimself an early example of the mixed race, and by835 the Norse were certainly attacking the Islands,while in 839 the Ulster Annals and the Chronicle ofHuntingdon record invasion of Pictish territory. Thenwe find Olaf the White fighting Caittil Finn, or KetilFlatnef, with his Gallgael in Munster, 857, and subsequentlyin alliance with him, having married Ketil'sdaughter Aud, after already marrying the daughter ofKenneth. It may have been a case of polygamy,to which ninth-century Vikings were accustomed ;but from what we know of Aud this is doubtful.Now Heimskringla represents Ketil as Harald Fairhair'sviceroy; Laxdcela makes him his enemy.Possibly Ketil at first left Norway to escape Harald,and later was used as a stick to beat Olaf the White :failing which, at a subsequent date, Harald Fairhaircame in person. In any case Ketil and his partywere by no means subdued, and though the Irishannals represent the Gallgael as renegades worse thanheathen, Aud, Helgi Magri and other connexions ofKetil appear as Christians, or semi-Christianised. Itis of Helgi,the Christian son-in-law of Ketil, that it is .;