October 6, 1175Under the Treaty of Windsor, Concluded on This Date, Rory O'Connor Recognizes Henry as His Overlord
October 6, 1216The Union of the Diocese of Glendalough With That of Dublin, Having Been Promulgated by Pope Innocent III Last Year, Is Confirmed by Pope Honorius III
October 6, 1798Grattan Removed From Irish Privy Council, Falsely Charged With Being a Sworn Member of United Irishmen
October 6, 1928Death of Galway Man Pádraic Ó Conaire, Who Was Among the First Writers to Develop a New Modern Literature in the Irish Language