Richard's uncle Hubert de Burgh was then Justiciar of Ireland and upheld the claim in 1227. Richard called upon the feudal levies of Ireland and conquered Connacht (1235), assuming the title Lord of Connaught.
Richard's uncle Hubert de Burgh was a key figure in his claim to the land of Ireland. Richard then used this support to conquer Connacht and take on the title of Lord of Connaught.