Cardinal Lamberto left Rome with a large sum of money and several documents. Fearing that their corruption will be exposed, Keinszig, Lucchesi, and Gilday plot to murder the Pope. Gilday poisons the pontiff's tea, killing him in his sleep. The character of Lamberto and the film's depiction of the events which led to his murder are based upon one of the conspiracy theories surrounding the sudden death of the real-life Pope John Paul I, Albino Luciani. Like the Lamberto character, Luciani was discovered dead in his bed in 1978, 33 days after his election to the papacy. Various theories, such as the
History of the papacy Here he continued to act as pope, creating new cardinals and issuing decrees, until his death in 1423. The council in Constance, having finally cleared the field of popes and antipopes, elected Pope Martin V as pope in November. From the election of Pope Martin V of the Council of Constance in 1417 to the Reformation, Western Christianity was largely free from schism as well as significant disputed papal claimants. Martin V returned the papacy to Rome in 1420. Although there were important divisions over the direction of the religion, these were resolved through the then-settled procedures of the papal