Medieval Christianity: From Charlemagne to the Western Schism

Key Figures and Concepts

Early Middle Ages (c. 800-1050)

Leo III:

Pope who assumed the papacy in 795 and crowned Charlemagne on December 25, 800, restoring the Holy Roman Empire of the West.

Charlemagne:

Holy Roman Emperor of the West in the 9th century, who consolidated political authority within the empire.

Christian Politics:

Policy based on the good order of the Church and society.

Religious Institutions:

Institutions that included monasticism, cathedral and convent schools, and assistance to the faithful.

Donations:

Testamentary dispositions that nobles left to the Church for prayers to ensure their favor after death. These were the main source of wealth for European monasteries.

Debate:

Works of Saint Augustine, who proposed a government of public affairs based on the Gospel, justice, and good governance.

Feudalism:

Governance and management of properties based on feudal contracts, in which vassals provided services, land, or money (the enfeoffed) in return for protection and social order (from feudal lords).

Investiture:

Disputes caused by the intrusion of feudal lords in the appointment of clergy by secular powers.

Simony:

The buying and selling of Church offices, services, and domains.

Secular Investiture:

Provision of ecclesiastical offices by emperors, kings, and various feudal lords.

High Middle Ages (c. 1050-1300)

Gregory VII:

Pope who led the Gregorian Reform, based on the establishment of a society according to the Gospel.

Nicholas II:

One of the first reformer popes who convened the Ecumenical Council of Lateran in 1059.

Council of Lateran:

Council that established papal elections by the College of Cardinals, without external political intervention.

Roman Rite:

The liturgical rite of Rome, which spread throughout Latin Christendom.

Gregorian Chant:

The official liturgical chant of the Catholic Church that developed during the Middle Ages, characterized by monophony and free rhythm.

Monastic Secularization:

A process whereby Church property passed to state power, initiated by King Philip.

Cluny:

The monastery that initiated monastic reform in 910 AD.

Saint Bruno (910 AD):

Founder of the Carthusian Order in the 11th century.

The Carthusians:

Order based on the synthesis of solitude and monastic life.

Cistercian Order:

Order founded in the 12th century by Saint Robert in 1098, marking the peak of monastic reform.

Saint Bernard:

Leader of the Cistercian Order, who founded the monastery of Clairvaux.

Monastery of Clairvaux:

Monastery founded by Saint Bernard in 1115 AD.

Eastern Schism:

Separation of the Eastern Churches from the Catholic Church for doctrinal, disciplinary, and jurisdictional reasons, which was consummated in the 11th century.

Michael Cerularius:

Elected Patriarch of Constantinople in 1043, who, along with Pope Leo IX, played a key role in the East-West Schism.

Pilgrimage Routes:

Pathways used by the faithful to travel to religious sites as a means of sanctification or expiation of sins.

The Crusades:

Warrior pilgrimages carried out by Christians in the Middle Ages to conquer the Holy Land.

Pantocrator:

Representation of Jesus or God the Father as lord of the universe, often with a mystical halo symbolizing transcendence or divinity, and surrounded by the Tetramorph, representations of the four evangelists.

Tetramorph:

Iconographic representation of four elements, highly representative of Christian culture.

Alexander III:

12th-century pope who oversaw the culmination of monastic reform, maintaining Christianity at its peak.

Universities:

Institutions designed to create and disseminate science and high culture. The first universities were created during the medieval Christian period and spread throughout Europe in the 13th century.

Scholasticism:

Movement of Christian thought that developed in medieval monastic, episcopal, and palace schools, based on classical teachings.

The Liberal Arts:

Fundamental disciplines of classical education, conceived in the Middle Ages as a means to understand the Scriptures. They were divided into two groups: the trivium (the arts of language) and the quadrivium (the arts of science).

Thomas Aquinas:

Disciple of Saint Albert the Great, who brought his teacher’s Aristotelian philosophy to its peak.

The Mendicant Orders:

Religious institutions that relied on the practice of the evangelical counsels, dedicated their lives to preaching, and whose members lived solely on alms.

Saint Francis of Assisi:

Founder of the Order of Friars Minor, which would eventually become known as the Franciscans, who sought identification with Jesus Christ through total detachment from earthly goods.

Saint Dominic:

Founder of the mendicant Order of Preachers, approved by Pope Honorius III, whose purpose was to create a group of priests prepared to preach the true doctrine to the people.

Albigenses:

Followers of the Albigensian heresy, which did not recognize a visible Church and rejected spiritual and temporal authority. This heresy was condemned by the Fourth Lateran Council.

Dualists:

Followers of a doctrine that posits existence as an eternal struggle between good and evil, between matter and spirit. Of Eastern origin, it influenced Gnostic movements and the Albigensian heresy.

The Inquisition:

A universal institution in the medieval period that sought to combat heresies. It created two inquiries: the episcopal Inquisition in the 12th century and the Papal Inquisition in the 13th century.

Late Middle Ages (c. 1300-1500)

Guelphs:

Supporters of the pope in the clash between the papacy and the Holy Roman Empire, which emerged from the crisis of Christianity in the 14th century.

Ghibellines:

Supporters of the emperor in the clash between the papacy and the Holy Roman Empire, which emerged from the crisis of Christianity in the 14th century.

Western Schism:

Period in Catholic Church history in which several popes vied for papal authority.

Martin V:

Elected pope at the Council of Constance, convened in 1414, when two of three rival popes accepted his nomination.

Council of Constance:

Council convened in 1414, which elected Pope Martin V.