Events from the year 1120 in Ireland.
Incumbents High King: Toirdelbach Ua Conchobair
Events Toirdelbach Ua Conchobair succeeds Domnall Ua Lochlainn as High King. English King Henry I imposed trade embargoes on Ireland, affecting figures such as Arnulf de Montgomery.
Deaths Branan, son of Gillachrist, chief of Corcachlann. Eachmarcach Mac Uidhrin, chief of Cinel-Fearadhaigh References