Leo IX

(A.D. 1002–1054) Pope Leo IX was born to a noble family in the Alsace region of what was then part of the Holy Roman Empire(A.D. 962) The Holy Roman Empire emerges in the Germanic areas and Northern Italy with Otto I assuming the imperial crown descended from Charlemagne. more. He played an instrumental role in the Great Schismrefers to the period between A.D. 1378 and 1417 when multiple individuals claimed to be the rightful pope, which ended with the Council of Constance. more of 1054 between the Roman Catholic Churcha term translated from the Greek word “Ecclesia” which means an assembly called together and is sometime translated as a congregation. A church is... more and the Eastern Orthodox Churcha term translated from the Greek word “Ecclesia” which means an assembly called together and is sometime translated as a congregation. A church is... more. The Eastern Churcha term translated from the Greek word “Ecclesia” which means an assembly called together and is sometime translated as a congregation. A church is... more objected to the Western Church’s addition of the words “and the son” to the phrase, “The Holy Spirit, who proceeds from the Father” in the NiceneRefers to the Trinitarian theology accepted by the Council of Nicaea in A.D. 325 that is the foundation of the “Nicene Creed” that was actually fo... more Creed. Leo sent a delegation to ConstantinopleWas established in A.D. 324 by Emperor Constantine as the Eastern capital of the Roman Empire. The city was built over the much smaller ancient city o... more that laid a declaration of the Eastern Patriarch’s excommunicationis a Christian church’s formal expulsion of a baptized member from that religious community. The term is derived the official act of refusing a pers... more on the altar of the church of Hagia Sophia while he was officiating the mass. The offence was irreparable as evidenced by the Eastern Churcha term translated from the Greek word “Ecclesia” which means an assembly called together and is sometime translated as a congregation. A church is... more excommunicationis a Christian church’s formal expulsion of a baptized member from that religious community. The term is derived the official act of refusing a pers... more of the Pope’s emissaries. Pope Leo IX also struggled with the consequences of a Norman conquests in southern Italy and is regarded as the greatest German Pope during the Middle Ages.