Crusades - The Third Crusade
Understand the causes, major leaders and battles, and the diplomatic outcome of the Third Crusade.
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Quick Practice
Which specific event in July 1187 crushed the Jerusalemite field army and directly led to the fall of Jerusalem?
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Summary
The Third Crusade (1189–1192)
Introduction
The Third Crusade was launched in response to a catastrophic military defeat in the Holy Land. Unlike the First Crusade, which had successfully captured Jerusalem, the Third Crusade was a recovery mission—an attempt by Western European powers to reclaim lost territories after the Muslim leader Saladin decisively defeated the crusader states. This crusade involved the most powerful monarchs of Western Europe and set the stage for centuries of crusading efforts.
The Crisis: Hattin and the Call to Arms
The immediate cause of the Third Crusade was the Battle of Hattin on July 4, 1187. In this devastating engagement, Saladin's forces destroyed the main crusader field army in the Kingdom of Jerusalem. The loss was catastrophic—thousands of crusaders were killed or captured, leaving the crusader states defenseless.
Within months, Jerusalem itself fell to Saladin on October 2, 1187. This loss of Christianity's holiest city shocked Western Europe and created a sense of urgent religious crisis.
Pope Gregory VIII responded swiftly. On October 29, 1187, he issued the papal bull Audita tremendi, officially calling for a new crusade. This call would mobilize the greatest military resources Western Europe had assembled since the First Crusade, drawing together the kings of England and France as well as the Holy Roman Emperor.
The Three Great Leaders
The Third Crusade was notable for being led by three of Europe's most powerful monarchs, each approaching the crusade with different strategies and timelines.
Richard I of England was the first to take the cross (to vow participation in the crusade). As the son of Henry II and heir to the English throne, Richard became one of the crusade's most celebrated military commanders. He earned the legendary reputation that would later overshadow the crusade's actual achievements.
Philip II of France joined the crusade after reconciling with Henry II at Gisors on January 22, 1189. Philip brought the resources of the French kingdom, which rivaled England in military power. However, he would eventually abandon the crusade early, creating tension with Richard.
Emperor Frederick I Barbarossa (meaning "Red Beard"), the Holy Roman Emperor, took his crusading oath at the Curia Christi in Mainz on March 27, 1188. Rather than traveling by sea like Richard and Philip, Frederick led a massive overland army through Central Europe and the Balkans toward the Holy Land. This route was longer but avoided the naval costs and risks of sea travel. Tragically, Frederick died during the journey, which significantly weakened the German crusading effort.
A fourth crucial figure was Conrad of Montferrat, a Western European nobleman who had arrived in the Holy Land before the major crusade. When Saladin's forces threatened Acre (a major coastal city), Conrad had already occupied and defended the city of Tyre. Later, in November 1190, Conrad married Isabella, the half-sister of Sibylla (the former queen of Jerusalem). This marriage gave Conrad a claim to rule the crusader kingdom.
The Military Campaign: From Acre to Stalemate
The crusade's major military operations focused on recapturing the coastal cities that were the crusader states' economic lifeline.
The Siege of Acre
The crusade's first major objective was the city of Acre. In August 1189, the crusaders began a siege that would last nearly two years. The two-year blockade was grueling for both sides—crusaders faced disease and supply shortages, while the city's defenders endured starvation. Finally, on July 12, 1191, Acre surrendered.
The capture of Acre was strategically important because it gave the crusaders a secure coastal base. However, the long siege had consumed enormous resources and time, delaying inland operations.
The Battle of Arsuf
After securing Acre, Richard led his forces south along the coast toward Jerusalem. On the way, Saladin's army confronted the crusaders at the Battle of Arsuf in September 1191. Richard achieved a decisive victory, defeating Saladin's forces and securing the coastal city of Jaffa. This battle became Richard's signature military achievement and demonstrated the crusaders' capacity to defeat Saladin in open battle.
However, controlling a coastal city was not the same as controlling the interior—or conquering Jerusalem.
The Collapse at Bayt Nuba
Despite their coastal victories, the crusaders faced a persistent problem: Saladin controlled the interior of the land, and Jerusalem lay inland. In April 1192, the crusaders reached Bayt Nuba, a location from which they could potentially advance on Jerusalem. However, the army was exhausted from months of campaigning, supplies were stretched thin, and Saladin's forces remained formidable. The crusaders were forced to withdraw to the coast.
Diplomatic Resolution: The Treaty of Jaffa
Realizing that total victory was not achievable, the crusaders and Saladin negotiated a peace settlement. On September 2, 1192, they signed the Treaty of Jaffa.
The treaty's terms established:
A three-year truce between the crusaders and Saladin's forces
Frankish control of the coast from Tyre in the north to Jaffa in the south
Guaranteed access for Christian pilgrims to holy sites, including Jerusalem (though crusaders could not rule the city)
From one perspective, this treaty was a failure—the crusaders had not recovered Jerusalem, which had been the emotional objective of the crusade. From another perspective, the treaty stabilized the crusader position on the coast and secured rights that made pilgrimage possible. The truce also gave the crusader states a period of peace to rebuild.
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What Happened to the Crusaders' Leaders After the Crusade?
Richard departed for Europe shortly after the treaty, only to be captured and held for ransom on his journey home. Philip had already left the crusade and returned to France, where he took advantage of Richard's absence to seize Norman territories in England. Frederick Barbarossa's death en route meant the German contingent's military effectiveness was severely compromised. Conrad of Montferrat, who had played a crucial role in defending Tyre and establishing a dynasty, was assassinated in 1192 (though this occurred after the treaty was signed).
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Flashcards
Which specific event in July 1187 crushed the Jerusalemite field army and directly led to the fall of Jerusalem?
Battle of Hattin
On what date did Jerusalem fall to Muslim forces prior to the Third Crusade?
2 October 1187
Which Pope issued the bull Audita tremendi to call for a new crusade in October 1187?
Pope Gregory VIII
Who was the first major leader to take the cross for the Third Crusade?
Richard I of England
At which event in Mainz did Emperor Frederick I Barbarossa swear his oath to lead the German army?
Curia Christi
Which leader was responsible for the successful defense of Tyre and later married Isabella of Jerusalem?
Conrad of Montferrat
How long did the siege of Acre last before the city finally surrendered in July 1191?
Two years
Which battle in September 1191 saw Richard I defeat Saladin and secure the city of Jaffa?
Battle of Arsuf
Which treaty officially ended the Third Crusade on 2 September 1192?
Treaty of Jaffa
What were the three primary terms established by the Treaty of Jaffa in 1192?
A three-year truce
Frankish control of the coast from Tyre to Jaffa
Guaranteed pilgrim access to holy sites
Quiz
Crusades - The Third Crusade Quiz Question 1: When did the siege of Acre begin, and when did the city finally surrender?
- It began in August 1189 and surrendered on 12 July 1191 (correct)
- It began in March 1190 and surrendered on 5 May 1192
- It began in June 1191 and surrendered on 30 August 1193
- It began in December 1188 and surrendered on 1 January 1190
Crusades - The Third Crusade Quiz Question 2: On what date did Jerusalem fall to Saladin after the Battle of Hattin?
- 2 October 1187 (correct)
- 4 July 1187
- 15 August 1186
- 22 January 1189
Crusades - The Third Crusade Quiz Question 3: Which papal bull, issued on 29 October 1187, called for a new crusade?
- Audita tremendi (correct)
- Exsurge Domine
- Unam sanctam
- Regnans in caelo
Crusades - The Third Crusade Quiz Question 4: Which monarch led the English contingent during the Third Crusade?
- Richard I of England (correct)
- Henry II of England
- Philip II of France
- Frederick I Barbarossa
Crusades - The Third Crusade Quiz Question 5: Where did Philip II of France reconcile with Henry II before taking the cross on 22 January 1189?
- Gisors (correct)
- Canterbury
- Constantinople
- Ravenna
Crusades - The Third Crusade Quiz Question 6: In which city did Emperor Frederick I barbossa swear his oath at the Curia Christi on 27 March 1188?
- Mainz (correct)
- Cologne
- Aachen
- Worms
Crusades - The Third Crusade Quiz Question 7: Which strategic port did Conrad of Montferrat defend during the Third Crusade?
- Tyre (correct)
- Acre
- Jaffa
- Tripoli
Crusades - The Third Crusade Quiz Question 8: The Treaty of Jaffa confirmed Frankish control of the coast between which two cities?
- Tyre and Jaffa (correct)
- Jerusalem and Acre
- Alexandria and Gaza
- Damascus and Antioch
When did the siege of Acre begin, and when did the city finally surrender?
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Key Concepts
Crusade Overview
Third Crusade
Audita tremendi
Treaty of Jaffa
Key Battles
Battle of Hattin
Siege of Acre
Battle of Arsuf
Crusade Leaders
Richard I of England
Philip II of France
Frederick I Barbarossa
Conrad of Montferrat
Definitions
Third Crusade
A major Christian military expedition (1189‑1192) launched to recapture Jerusalem after its fall to Saladin.
Battle of Hattin
The decisive 1187 battle where Saladin defeated the Crusader army, leading to the loss of Jerusalem.
Audita tremendi
The papal bull issued by Pope Gregory VIII in 1187 calling for a new crusade.
Richard I of England
The English king who led the Crusader forces, winning key battles such as Arsuf.
Philip II of France
The French monarch who joined the Third Crusade after reconciling with Henry II of England.
Frederick I Barbarossa
The Holy Roman Emperor who led a German army overland to the Holy Land in 1189.
Conrad of Montferrat
A Crusader noble who defended Tyre and later married Isabella of Jerusalem.
Siege of Acre
A two‑year blockade (1189‑1191) that ended with the Crusaders capturing the strategic port city.
Battle of Arsuf
The 1191 clash where Richard I defeated Saladin, securing the coastal city of Jaffa.
Treaty of Jaffa
The 1192 agreement that established a truce and secured Christian access to holy sites along the coast.