The abbey was used as a barracks by Dermot O'Brien. By the end of the 14th century, the local area was held by a branch of the O'Cahans (O'Kane or Keane) from Derry in Ulster. It is not clear exactly how this occurred.
Dermot O'Brien used the abbey as a barracks. By the 14th century, the local area was governed by a branch of the O'Cahans (O'Kane or Keane) from Derry in Ulster. The exact circumstances of this transfer are uncertain.