[2] He was successful in obtaining their backing as well as that of Donnchadh Cairbreach Ó Briain King of Thomond and the Clann Cholmáin Chief of Meath.
[1][2] The author of the Annals of Connacht notes bitterly that the rebellion ''resulted in nothing but the wasting and ruining of a countryside which before had been completely peaceful and prosperous.
''[1] In 1227 Aedh and his brother tried their luck once more with the backing of Richard Mór de Burgh, 1st Baron of Connaught, who expected to become their overlord on victory through his grant from the English king of the province of Connacht.
[7] Aedh was appointed king despite the fact Toirdhealbhach, as the senior was better qualified according to traditional Irish succession law, the practical power of de Burgh's backing simply taking precedence.
[10] The forces of Richard looted the province following their victory and installed Felim as their vassal king, while Aedh fled to the court of Aed Meith again.
[10][9] Felim was imprisoned for unknown reasons by Richard the next year and in 1232 Aedh made peace with the Justiciar and resumed the kingship of Connacht.