Oddone Colonna
Oddone Colonna
Reigned from 11 November 1417 to 20 February 1431. Born in 1368 in Genazzano, Italy as Oddone Colonna; died in 1431 in Rome, Italy . He was nuncio to various Italian courts, administrator of the diocese of Palestrina, and cardinal -deacon . He deserted the lawful pope Gregory XII and was himself elected by the Council of Constance, which he dissolved in 1418. He concluded concordats with Germany , France , England , and Spain, and was able to reach Rome with the aid of Queen Joanna of Naples . Peace was secured with the Braccio di Montone who restored all but four of his conquests; and Bologna submitted to the pope . He ordered a crusade against the Hussites, limited the Gallican liberties, and did much to overthrow the theory of conciliar supremacy.