Called a synod in May 1144 to settle a dispute between the dioceses of Tours and Dol.
Following a breakdown in negotiations over vassalage terms, he embarked on a disastrous war against King Roger of Sicily; he lost and had to settle on Roger's terms.
Founded several monasteries in Italy and Germany, helped the Cluniac reform, and supported the new Order of the Premonstratensians.
Lucius dissolved the Roman citizen's senate which had been established by PopeInnocent II, and which had assumed some temporal power from the papacy.
The republican faction revolted, chose Pierleoni as their leader and demanded that Lucius cede civil power to him and a re-constituted senate.
Lucius led his army against the republicans, but lost, receiving the injuries from which he later died.
Born
at Bologna, Italy as Gherardo Caccianemici dal Orbo