The High Middle Ages: Vitality and Renewal - Key Figures and Concepts

Vocabulary flashcards covering the key religious leaders, popes, reformers, secular rulers, and defining concepts from Chapter 10 of Marvin Perry's Western Civilization: Ideas, Politics, and Society.

Pope Gregory VII (Hildebrand)

An 11th-century pope who spearheaded the Gregorian Reform, prohibited lay investiture, and engaged in a power struggle with Holy Roman Emperor Henry IV by asserting papal supremacy over secular rulers.

Lay Investiture

The practice of secular rulers, such as kings, appointing church bishops.

Pope Innocent III

Pope reigning from 1198 to 1216 who marked the apex of medieval papal power; he asserted authority over European monarchs, launched the Fourth Crusade, convened the Fourth Lateran Council, and established the Inquisition to suppress heresy.

Saint Bernard of Clairvaux

A 12th-century French abbot and primary builder of the Cistercian monastic order, known for his mystical piety, austere lifestyle, preaching the Second Crusade, and fiercely opposing early scholastic rationalism.

Saint Francis of Assisi

An Italian friar who abandoned wealth to embrace absolute poverty and founded the Franciscan Order (Friars Minor) to live out Christ's teachings directly within urban communities.

Saint Dominic

A Spanish priest who founded the Dominican Order (Order of Preachers) in the early 13th century, emphasizing rigorous intellectual education, theological mastery, and ascetic devotion to combat heresy and instruct the laity.

Peter Waldo (Valdes)

A wealthy merchant from Lyon who gave away his fortune in the 1170s to preach apostolic poverty and lay access to vernacular scriptures; his followers, the Waldensians, were condemned as heretics by the Church.

Henry IV (Holy Roman Emperor)

The 11th-century ruler of Germany and Holy Roman Emperor who clashed with Pope Gregory VII during the Investiture Controversy, made a penitential walk to Canossa in 1077, and later invaded Rome.

William the Conqueror (William I of England)

The Duke of Normandy who invaded England in 1066, defeated King Harold Godwinson at the Battle of Hastings, established a strong centralized feudal monarchy, and commissioned the Domesday Book for taxation.

Domesday Book

A comprehensive survey commissioned by King William the Conqueror for taxation purposes throughout England.

Henry II of England

12th-century king who laid the foundation for the English Common Law system by expanding royal courts and introducing trial by jury, whose efforts to subject clergy to royal courts led to conflict with Thomas Becket.

Thomas Becket

The Archbishop of Canterbury who defended church rights against King Henry II and was assassinated in Canterbury Cathedral in 1170 by four royal knights, leading to his canonization as a saint and martyr.

King John of England

The son of Henry II whose heavy taxes, military losses in France, and royal power abuses led rebellious barons to force his signature on the Magna Carta in 1215.

Magna Carta

The 1215 charter that rebellious English barons forced King John to sign, establishing the fundamental principle that even the monarch is subject to the law.

Philip II Augustus (Philip Augustus of France)

A 12th–13th-century French monarch who expanded Capetian territory by reclaiming Normandy, Anjou, and other lands from the English Crown, building a centralized administrative apparatus for France.

Saladin (Salah ad-Din)

The Muslim sultan of Egypt and Syria who unified Islamic forces, recaptured Jerusalem from the Crusaders in 1187, and repelled the armies of the Third Crusade.

Richard I (Richard the Lionheart)

King of England from 1189 to 1199 who led forces during the Third Crusade and achieved tactical victories against Saladin, though he was unable to recapture Jerusalem.