On 12 February the ceremony took place at St. Peter's Basilica, and during the welcome at the door, Pope Paschal II read out a decree, in which he repudiated lay investiture, and ordered all bishops to surrender their imperial fiefs to the emperor immediately and permanently.
[2] On 18 April, at Ponte Mammolo on the Anio River, Vitalis was one of the cardinals who were compelled to sign the papal promise to observe the agreement which Henry had drawn up.
[4] The "privilege", which granted the emperor the right to invest a newly elected bishop with the ring and the staff of office before he was consecrated by the appropriate church officials,[5] was soundly condemned.
[8] Because of the danger of factional street fighting, the cardinals took refuge at the Benedictine monastery compound of the Palladium (S. Maria in Pallara) on the Palatine Hill.
[11] On 2 March 1118, as King Henry V entered Rome with his army, demanding his imperial coronation, the papal court fled the city for Gaeta, the pope's home town.
[14] Instead, from March until July, he had to contend with the presence of the Emperor Henry V and his antipope Gregory VIII (Maurice Burdinus of Braga) in Rome.
[17] Cardinal Bishop Vitalis attended the Roman synod of Pope Calixtus at the Lateran Basilica on 3 January 1121, in which the dissension between Pisa and Genoa over control of the church in Sardinia was debated.
Under threat from the Frangipani faction, Celestine resigned almost immediately on the same day, and Cardinal Lamberto Scannabecchi was uncanonically proclaimed Honorius II.