Gregory IX(redirected from Pope Gregory IX)
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Gregory IX,1143?–1241, pope (1227–41), an Italian named Ugolino di Segni, b. Anagni; successor of Honorius IIIHonorius III,
d. 1227, pope (1216–27), a Roman named Cencio Savelli; successor of Innocent III. He was created cardinal in 1197 and was an able administrator of the papal treasury.
..... Click the link for more information. . As cardinal under his uncle, Innocent IIIInnocent III,
b. 1160 or 1161, d. 1216, pope (1198–1216), an Italian, b. Anagni, named Lotario di Segni; successor of Celestine III. Innocent III was succeeded by Honorius III.
..... Click the link for more information. , he became, at St. Francis' request, the first cardinal protector of the Franciscans. About 84 when he was elected, he was a vigorous pope despite his age. He immediately commanded Holy Roman Emperor Frederick IIFrederick II,
1194–1250, Holy Roman emperor (1220–50) and German king (1212–20), king of Sicily (1197–1250), and king of Jerusalem (1229–50), son of Holy Roman Emperor Henry VI and of Constance, heiress of Sicily.
..... Click the link for more information. to keep his vow to go on crusade and excommunicated (1227) him when he delayed. The imperialists in Rome forced (1228) the pope into exile until 1230, when emperor and pope were reconciled. Five or six years later the struggle broke out again, this time over Italian liberties. Gregory again excommunicated (1239) Frederick and ordered his dethronement. Frederick prevented circulation of the bulls in Germany and blocked a general council summoned by Gregory. Gregory died at 98 when Frederick was about to attack the city. He was succeeded by Celestine IV. Gregory ordered the first complete and authoritative collection of papal decretals, the Corpus Iuris Canonici, which remained a fundamental source of canon law until the promulagtion of the Codex Iuris Canonici in 1917. Gregory IX organized (1233) the InquisitionInquisition
, tribunal of the Roman Catholic Church established for the investigation of heresy. The Medieval Inquisition
In the early Middle Ages investigation of heresy was a duty of the bishops.
..... Click the link for more information. and gave special responsibility for it to the Dominicans.