 In March 1601 an English garrison was stationed in Rathmullan and Domhnall submitted to the English.In September he rose against the English but by January 1602 he had again submitted.In 1607 when Ó Néill and Ruaidhrí Ó Domhnaill sailed out of Rathmullan, some of the crew had gone ashore to collect water and Domhnall's son attacked the crew but were routed.