Brian Boru: Ireland's Greatest King?
Comprehensive historical analysis of Brian Boru, his ascent from Dal Cais obscurity to the High Kingship of Ireland, the Battle of Clontarf (1014), and the legacy of the O'Brien dynasty.
Cogadh Gáedhel re Gallaibh: The War of the Irish with the Foreigners
A landmark study of the twelfth-century propaganda masterwork depicting the Viking wars in Ireland and King Brian Boru's epochal victory at Clontarf.