sentences:  In the presence of the Papal Legate, Vivian, Cardinal-priest of Santo Stefano Rotondo (also Santo Stefano al Monte Celio), the relics were reburied on 9 June 1186.In 1260 Brian O'Neill (Brian Ua Néill), King of Tír Eoghain (Tyrone) and who had been acknowledged as High King of Ireland by Hugh O'Conor of Connacht and Tadhg O'Brien of Thomond) marched to Downpatrick, a centre of English settlement.Allied with a Connacht force under Hugh O'Conor, he fought the foreigners in the Battle of Down.