The Vikings in Ireland. Roskilde: The Viking Ship Museum. 2001. Todd, James Henthorn (ed. and tr.), Cogadh Gaedhel re Gallaibh: The War of the Gaedhil with the Gaill. Longmans. 1867. Woolf, Alex, "Age of Sea-Kings: 900–1300", in Donald Omand (ed.), The Argyll Book. Edinburgh. 2004. pp. 94–109. 1171 disestablishments States and territories established in the 850s Lists of monarchs History of County Dublin Norwegian noble families Norwegian noble titles Kingdoms of medieval Ireland Viking Age in Ireland Kingdom of Norway (872–1397) Former kingdoms 853 establishments 1170s disestablishments in Europe Former kingdoms in Ireland