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
Avignon Papacy until 1791, when, under pressure from French revolutionaries, they were absorbed by the short-lived revolutionary Kingdom of France (1791–92), which, in turn, was abolished in favor of the French First Republic the following year. The papacy in the Late Middle Ages played a major temporal role in addition to its spiritual role. The conflict between the pope and the Holy Roman Emperor was fundamentally a dispute over which of them was the leader of Christendom in secular matters. In the early 14th century, the papacy was well past the prime of its secular rule – its importance had peaked in