The Crusades

Beginning with the call of Pope Urban II in 1095, the Crusades were a series of papally sanctioned holy wars that sought to recover and hold Jerusalem and the Holy Land, reshaping relations between Latin Christendom, Byzantium, and the Islamic world.

Definition

A crusade was a penitential military expedition authorized by the papacy, in which participants took a vow and received spiritual privileges (notably indulgence), directed primarily against perceived enemies of the Church and, in the classic case, toward the recovery of Jerusalem.

Scope

Covers the origins, theology, and practice of crusading; the major expeditions to the Levant from the First Crusade (1095–1099) onward; the crusader states of the Latin East; the sack of Constantinople (1204); crusading beyond the Holy Land (Baltic, Iberian, Albigensian); and the diverse experiences and memories of crusading among Christian, Muslim, and Jewish communities.

Core questions

• What motivated the crusaders — piety, plunder, papal authority, or politics?
• How should a 'crusade' be defined and bounded as a phenomenon?
• What were the consequences for the crusader states and for Byzantium?
• How did Muslim and Jewish contemporaries experience and remember the Crusades?

Key theories

Pluralist definition of crusading

The view, associated with Jonathan Riley-Smith and the 'pluralist' school, that crusades were defined by papal authorization, vow, and indulgence rather than solely by the Jerusalem goal, thus encompassing Baltic, Iberian, and anti-heretical campaigns.

History

Urban II's appeal at Clermont in 1095 launched the First Crusade, which captured Jerusalem in 1099 and founded the Latin East. Later expeditions met varied fortunes; the Fourth Crusade sacked Christian Constantinople in 1204; and crusading was extended to the Baltic, Iberia, and against heretics. Acre, the last major mainland stronghold, fell in 1291. Interpretation has shifted from Runciman's critical narrative toward analysis of crusader piety and of Muslim perspectives.

Debates

Defining the Crusades

Historians dispute whether 'crusade' should be restricted to Jerusalem-directed expeditions or defined institutionally to include campaigns elsewhere, with significant consequences for how the movement is understood.

Key figures

• Jonathan Riley-Smith
• Christopher Tyerman
• Steven Runciman
• Amin Maalouf

Seminal works

• rileysmith2005
• tyerman2006
• maalouf1984

Frequently asked questions

When did the Crusades begin?

The First Crusade was launched after Pope Urban II's appeal at the Council of Clermont in 1095.

Did the Crusades target only the Holy Land?

No; the papacy also authorized crusades in the Baltic, in Iberia (the Reconquista), and against heretics such as the Cathars in southern France.