 After his death, Murchadh, was succeeded by his brother, Eoghan Óg.In 1588 the English were concerned that Eoghan Óg was aiding stranded Spaniards from the Armada.In 1590 Eoghan Óg gave protection to Brian Ó Ruairc of Breifne, after Ó Ruairc's defeat at the hands of the English.