SYNOPSIS
Thomas Smith’s The Fifth Crusade: A History of the Epic Campaign to Conquer Egypt takes one of the less familiar major crusading expeditions and restores to it the drama, strategic complexity, religious intensity, and human uncertainty that its participants experienced. Rather than treating the Fifth Crusade merely as the unsuccessful campaign that came between the celebrated Fourth and Sixth Crusades, Smith reconstructs it as a vast international undertaking that mobilised European rulers, clergy, soldiers, sailors, women, financiers, and religious communities before carrying holy war from the Holy Land into the Nile Delta. His narrative begins with the papal preparations of 1213. It follows the crusaders through Palestine, the invasion of Egypt, the extraordinary siege and conquest of Damietta, and the disastrous advance toward Cairo in 1221.
At the heart of the book is an argument against easy hindsight. The Egyptian strategy was not inherently foolish: Egypt supplied much of the Ayyubid state’s political and economic strength, and possession of Damietta offered the crusaders both a strategic bridgehead and potentially formidable bargaining power. Nor does Smith reduce the expedition’s eventual collapse to the incompetence of Cardinal Pelagius, the traditional villain of many accounts. Instead, he emphasises divided command, shifting contingents, uncertain imperial reinforcement, competing political interests, religious expectations, environmental conditions, and the effective leadership of Sultan al-Kāmil. This interpretation sits comfortably within a recent scholarly revival that has moved beyond older, personality-driven explanations of the Fifth Crusade.
Verdict: The Fifth Crusade is an outstanding work of accessible medieval history: deeply researched, strategically perceptive, and unusually successful at turning a complicated multinational expedition into a compelling narrative. Its cinematic reconstructions and modern analogies occasionally push the prose harder than necessary, and its viewpoint inevitably remains more intimate on the Latin Christian side than on the Ayyubid one. Those are comparatively minor reservations. Smith has produced one of the most readable and persuasive modern introductions to the Fifth Crusade and a book that should substantially widen interest in an expedition too often relegated to the margins of crusading history.
Yale University Press lists the volume at 304 pages, with sixteen black-and-white illustrations and three maps. The hardcover ISBN is 978-0-300-28395-2. It was published in the United Kingdom on July 14, 2026, while Yale’s U.S. edition is scheduled for September 8, 2026.
Genre: Non-Fiction
Age Range: Adult
Star Rating: 4.7 stars
UK Publication Date: July 14, 2026
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OVERVIEW
Smith opens not with a council chamber or a catalogue of crusading princes, but amid the fighting at Damietta in August 1218. A young Frisian armed with a modified agricultural flail stands aboard an experimental floating siege engine while arrows, stones, and Greek fire descend around him. The contraption had been designed by Oliver of Cologne, a German schoolmaster and cleric who became both participant in and chronicler of the expedition. This scene establishes Smith’s method: contemporary testimony is transformed into highly visual narrative history, while Oliver’s Historia Damiatina becomes one of the principal threads connecting events. Smith explicitly explains in his Author’s Note that his chapter-opening scenes are reconstructed from contemporary evidence and that translated sources are used wherever possible to keep the book accessible to general readers.
The story then moves backwards to Pope Innocent III’s preparations from 1213. Smith is particularly good at showing that crusading was not simply a military activity undertaken by mailed knights. Papal letters, preaching campaigns, indulgences, almsgiving, taxation, prayer, proxy service, political reconciliation, and communal ritual mobilised a far broader Christian society. He also draws attention to female participation, including women who took the cross, supported expeditions financially, travelled with the army, and ultimately received shares in the spoils of Damietta. This social dimension gives the opening chapters a significance beyond military prelude: they explain how a crusade was manufactured and sustained.
That emphasis has a substantial historiographical pedigree. James M. Powell’s influential Anatomy of a Crusade, 1213–1221 examined recruitment, finance, social participation, and leadership, while the 2017 collection The Fifth Crusade in Context, which Smith co-edited, deliberately placed the expedition within the wider religious and political transformations of the early thirteenth century. More recently, Laurence W. Marvin’s The Damietta Crusade, 1217–1221 has renewed attention to its military logic. Smith’s achievement is therefore not to invent a previously nonexistent field, but to synthesise several decades of specialist work into an unusually vivid narrative for a broad readership.
Once the crusaders reach the eastern Mediterranean, the book gathers momentum. Smith follows the northern European contingent diverted to Alcácer do Sal in Portugal; King Andrew II of Hungary and King John of Brienne competing for influence in the Holy Land; the raids around Baysan and Mount Tabor; and the eventual decision to strike Egypt. Damietta dominates the central narrative. Its position at the mouth of a Nile branch made it the gateway to Cairo, but first the crusaders had to overcome the formidable Chain Tower standing in the river. Amphibious warfare, siege machinery, naval operations, Greek fire, disease, flooding, famine, and the constant arrival and departure of contingents make Smith’s Damietta chapters some of the strongest in the book.
The conquest of Damietta in November 1219 appears, momentarily, to vindicate the entire enterprise. Yet Smith makes the subsequent failure intelligible rather than inevitable. The crusaders had already received an extraordinary peace proposal, probably in October 1219: al-Kāmil was prepared to restore Jerusalem and much of the former kingdom, free Christian captives, return the greater part of the True Cross, and contribute to rebuilding Jerusalem’s walls. The crucial exceptions were the strategically important castles of Kerak and Krak de Montréal. John of Brienne, the French and German contingents, and Ranulf of Chester favoured agreement; Pelagius, the military orders, senior churchmen, and Italian leaders opposed it. Smith stresses why rejection was not simply lunacy: without those Transjordanian strongholds, the restored kingdom might have been dangerously difficult to defend, while actually capturing Damietta promised to improve the crusaders’ bargaining position.
From there, the crusade is gradually undone. Expectations that Emperor Frederick II would arrive with decisive reinforcements repeatedly postponed major decisions. Rivalries between John and Pelagius intensified. Seasonal turnover drained experienced manpower. Apocalyptic prophecies encouraged participants to interpret military developments as evidence that Christian victory was approaching. When the crusaders finally advanced toward Cairo in 1221, al-Kāmil and his allies used their command of the waterways, reinforcement routes, and Nile landscape to trap them. Flooding, shortages, deteriorating discipline, and an ill-managed retreat then converted an already precarious position into catastrophe. Damietta was surrendered in exchange for safe passage, and the crusaders left Egypt in September 1221.
Smith wisely does not end there. His epilogue follows the recriminations in Europe and the continuing entanglement of Honorius III, John of Brienne, Pelagius, Frederick II, and al-Kāmil. In 1229 Frederick ultimately recovered Jerusalem through negotiation with the same Ayyubid ruler. That ending prevents the Fifth Crusade from being treated as an isolated dead end; it becomes one stage in a longer contest in which warfare, diplomacy, dynastic ambition, and religious expectation repeatedly overlapped.
For anyone seeking to understand the ambitions, triumphs, and ultimate failure of the Fifth Crusade, Thomas Smith’s The Fifth Crusade is compelling and authoritative reading.
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CRITICAL EVALUATION
Contributions
The book’s greatest achievement is its recovery of contingency. Knowing that the expedition ended badly makes it tempting to identify every earlier decision as another step toward unavoidable disaster. Smith refuses that approach. Capturing the Chain Tower was an impressive military and engineering accomplishment. Taking Damietta was a major strategic victory. Targeting Egypt made geopolitical sense. Rejecting al-Kāmil’s first offer was risky, but it had defensible strategic reasoning. Even delaying an immediate advance toward Cairo cannot simply be dismissed as cowardice or stupidity when forces were exhausted, politically divided, seasonally unstable, and expecting imperial reinforcement. Recent military scholarship similarly argues that the underlying Egyptian grand strategy was achievable and that the campaign failed because of operational, leadership, manpower, and defensive factors rather than because attacking Egypt was irrational from the outset.
Equally impressive is Smith’s handling of Cardinal Pelagius. Earlier popular retellings have often turned the papal legate into a convenient explanation for defeat: an arrogant churchman who overruled sensible soldiers and rejected peace. Smith does not acquit him of mistakes, but he shows that the evidence is far less tidy. His account of the threatened Templar stronghold at Castle Pilgrim is particularly important. Pelagius rapidly sought assistance from Cyprus and the Syrian Franks and allowed Templar forces to leave Egypt to reinforce the castle. Smith uses this episode to challenge the image of an inflexible commander, presenting Pelagius instead as capable of strategic adaptation when circumstances demanded it.
A third strength is the treatment of belief as historical reality rather than irrational decoration. Prophecy, visions, indulgences, relics, barefoot processions, apocalyptic expectations, and interpretations of divine favour mattered because crusaders themselves believed that they mattered. Smith neither mocks those beliefs nor accepts their supernatural claims. He shows instead how they influenced recruitment, morale, political expectations, and strategic decisions. This is one of the areas in which the book most successfully allows a modern reader to inhabit a very different medieval mental world.
The source work underneath the narrative is formidable. Oliver of Cologne and Jacques de Vitry provide vivid Latin Christian testimony, but Smith repeatedly tests that material against Ibn al-Athīr, al-Maqrīzī and other Islamic or eastern sources. He also uses letters, charters, papal documentation, material evidence, coins, art, and later chronicles. The 304-page volume is supported by extensive endnotes, bibliography, index, sixteen illustrations, and three maps. Yale itself emphasises Smith’s use of both Christian and Muslim sources, and independent reviews have likewise singled out his breadth of source command.
Finally, Smith is very good on war as lived experience. The reader encounters sea sickness, muddy water, crocodiles, floods, heat, spoiled food, disease, debt, siege machinery, ships, horses, prisoners, plunder, camp politics, and the constant problem of feeding and financing an international army. Such details make military history more than an account of generals moving pieces across a map. The recent Times review similarly highlights the accessible, colourful way the book reconstructs crusading enthusiasm and the harsh realities of the Damietta campaign.
Limitations
The principal reservation concerns the same technique that makes the book so readable. Smith’s cinematic reconstructions occasionally approach the boundary between evidential reconstruction and historical novelisation. He is admirably transparent about his procedure, and the scenes are grounded in evidence, but reconstructed movements, appearances, sounds, emotional states, and physical surroundings can sometimes accumulate until the distinction between what a source actually records and what is plausible scene-setting becomes less immediately visible to a general reader. The method succeeds far more often than it fails, but a slightly lighter touch in a few openings would strengthen the authority of the narrative.
Relatedly, some modern analogies are more conspicuous than necessary. Comparing an adapted flail with “nunchucks,” Greek fire with napalm, or medieval landing craft with vessels associated with the Normandy landings immediately gives a nonspecialist reader a mental image. Yet repeated use of such comparisons can momentarily pull the reader out of the thirteenth century. This stylistic tension has appeared elsewhere in the book’s reception: The Critic praised Smith’s research and range of Christian and Muslim evidence while arguing that the mixture of scholarly and conversational registers sometimes produces stylistic awkwardness.
There is also an inevitable asymmetry of perspective. Smith makes a serious effort to incorporate Islamic sources and to portray al-Kāmil as a capable political and military actor rather than a foil for Christian protagonists. Nevertheless, the book’s emotional centre of gravity remains largely inside the crusader camp because Oliver, Jacques and the Latin documentary record provide the densest eyewitness material. Ayyubid strategic thinking is well represented, but Muslim civilians and the internal texture of Egyptian society receive less sustained narrative intimacy than the European participants. This is partly a limitation of the surviving material and partly a consequence of the narrative architecture rather than evidence of an unbalanced interpretation.
Finally, the chronological breadth has a cost in pace. The preparations, preaching, travel, and Holy Land operations are essential to Smith’s argument that a crusade was a social and organisational phenomenon rather than merely an Egyptian military campaign. Nevertheless, readers coming primarily for Damietta may find the build-up lengthy, while parts of the protracted siege inevitably reproduce something of the stop-start rhythm experienced by the participants themselves. The Times reached a broadly similar judgment, praising the narrative while noting that its momentum can slacken during slower portions of the siege.
These reservations do not substantially diminish the book. Indeed, they arise chiefly from Smith’s decision to attempt something difficult: writing scholarship serious enough to engage specialists while telling a story fast and vividly enough to reach readers who may know little about the Fifth Crusade. On balance, that experiment succeeds exceptionally well.
BOOK REVIEW METER
Editorial Assessment — HistoryMedieval.com
OVERALL SCORE 4.7/5
A superbly researched, vivid and persuasive account, combining scholarly depth with exceptional readability to illuminate the Fifth Crusade with authority.
AUTHOR: Dr Thomas Smith
Dr Thomas Smith is a prize-winning author, public historian, and leading specialist on the Crusades, known for bringing the medieval world to life through vivid, character-driven narrative. A Fellow of both the Royal Historical Society and the Royal Asiatic Society, he received his PhD from Royal Holloway, University of London, in 2013. He is Keeper of the Scholars at Rugby School and holds honorary research positions at Royal Holloway and the University of Kent.
His books include The Fifth Crusade: A History of the Epic Campaign to Conquer Egypt (Yale University Press, 2026), Rewriting the First Crusade (2024), and Curia and Crusade (2017). Rewriting the First Crusade was joint winner of the 2026 SSCLE Best Book Prize, while Curia and Crusade received a Highly Commended award in the British Records Association’s Janette Harley Prize. He is also co-author, with Susan Edgington, of The Deeds of the Franks Who Conquered Jerusalem, published by Oxford University Press.
Beyond his books, Smith has contributed more than forty articles and book chapters, served as a historical consultant for the television series Vikings, and appeared on history podcasts including Gone Medieval and History Extra. He is also an experienced international speaker, having delivered talks across Europe, North America, Asia, and Australia.
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Luciano Anastasi
Luciano is the founder of the MedievalHistory platform and the LinkedIn History Enthusiasts Group, where he is dedicated to curating and sharing high-quality medieval history content. His goal is to engage scholars, teachers, students, and enthusiasts by fostering insightful discussions and promoting scholarly resources on topics from medieval warfare and religion to societal transformations and daily life in the Middle Ages.
Luciano is also an active book reviewer, focusing on academic publications related to medieval history. He recently collaborated with Yale University Press to review forthcoming medieval history titles, aiming to deepen educators' and researchers' understanding of the period. Alongside his history endeavors, he has over 40 years of experience in IT leadership roles across various industries, including the public sector, banking, insurance, airlines and consulting, and has contributed to United Nations projects.
With a Master of Arts in Business Process Management, Luciano combines his expertise in IT strategy and governance with his passion for medieval history. He leverages technology to bridge the academic community and the wider public, making historical scholarship more accessible through engaging online content.











