Events from the year 1155 in Ireland.

Incumbents

Toirdelbach Ua Conchobair Toirdhealbhach Mór Ua Conchobhair (old spelling: Tairrdelbach Mór Ua Conchobair; 1088 – 1156) anglicised Turlough Mór O'Conor, was King of Connacht (1106–1156) and High King of Ireland (ca. 1120–1156). Family background and early life ...

Events

* Pope Adrian IV issues the papal bull ''

Laudabiliter ''Laudabiliter'' was a bull issued in 1155 by Pope Adrian IV, the only Englishman to have served in that office. Existence of the bull has been disputed by scholars over the centuries; no copy is extant but scholars cite the many references to ...

'', granting

Henry II of England Henry II (5 March 1133 – 6 July 1189), also known as Henry Curtmantle (french: link=no, Court-manteau), Henry FitzEmpress, or Henry Plantagenet, was King of England from 1154 until his death in 1189, and as such, was the first Angevin king ...

the right to rule

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

, after Henry convinced the Pope that he was needed "to proclaim the truths of the Christian religion" to the Irish people.

References

{{Year in Europe, 1155