# The Baroness of Brattleby Publishes Historical Monograph on the Seventh Crusade and its Impact on the Ancient Barony
LONDON, 21 October 2023 — Lady Nicoleta, 12th Baroness of Brattleby, has today published a scholarly monograph examining the Battle of Mansura (1250), analysing its profound impact upon the Seventh Crusade and the subsequent history of the ancient Barony of Brattleby through its participants.
## The Occasion
From the baronial seat in Brattleby, Lincolnshire, a place woven into the fabric of English history since the Norman Conquest, the House of Brattleby today announced the publication of a significant new historical work by the Baroness. The timing, amidst the quiet reflection of an English autumn, is fitting for an endeavour that seeks to illuminate moments of profound historical consequence. The crisp stillness of the season across the Lincolnshire Wolds provides a contemplative backdrop for the release.
The monograph, entitled *Heritage Review: The strategic importance of the Knights Templar in crusader armies*, is the inaugural publication in a new series from the House. It represents a considerable contribution from Lady Nicoleta, 12th Baroness of Brattleby, to the chronicle of her ancient House. More than a work of detached scholarship, the publication serves as an act of stewardship; it is an assurance that the long narrative of the Barony continues to be curated with intellectual rigour and solemn respect for the past.
This first volume establishes a standard of excellence for the series. It has been produced to the highest archival specifications, case-bound and printed on fine, acid-free paper, ensuring its permanence as a record for future generations of historians and family members alike.
## Historical Context
The Barony of Brattleby, first recorded in the Domesday Book of 1086 as one of 56 thriving lordships held by the Norman knight Colswein of Lincoln, has borne witness to nearly a millennium of European history. The new paper by Lady Nicoleta, herself a historian of note, focuses on a critical moment in this timeline: the mid-thirteenth century and the fate of the Seventh Crusade under the pious King Louis IX of France.
Drawing on primary sources including the vivid chronicles of Matthew Paris, the Baroness’s research meticulously reconstructs the catastrophic Battle of Mansura in Egypt. At Mansura, a rash and ill-disciplined charge by the Knights Templar, joined by an English contingent led by William II Longespée, resulted in a devastating defeat for the crusader army. As the monograph asserts, "The strategic importance of the Knights Templar in crusader armies meant that their heavy losses at Mansura in 1250... severely crippled the Seventh Crusade."
This moment of medieval crisis had a direct and lasting bearing on the fortunes of baronial lines across Christendom. For a House such as Brattleby, martial prestige and the solemn duty of the crusading oath were inextricably linked to its identity and standing. This scholarly reflection on strategic responsibility resonates with the actions of past holders of the Barony itself; from the resolute statecraft of Nichola de la Haye, the 5th Baron, in her defence of Lincoln Castle, to the European-wide influence wielded by later Barons such as the great soldier-diplomat Henry of Grosmont, 1st Duke of Lancaster, and his celebrated son-in-law, Prince John of Gaunt.
## Distinguished Company
While not an occasion for a public gathering, the paper’s narrative brings to the fore a distinguished company of historical personages central to the dramatic events of 1250. The research gives careful and respectful consideration to the following figures, whose interwoven destinies are analysed in detail:
* His Majesty King Louis IX of France, later canonised as Saint Louis. As the leader of the Seventh Crusade, his deep piety and royal authority were the driving forces behind the expedition, and his capture at Mansura marked its ultimate failure. * The Right Honourable The Earl of Salisbury, William II Longespée. A great-grandson of King Henry II, he commanded the English forces. His heroic but tragic death at Mansura, fighting to the last against impossible odds, was lamented by chroniclers as a profound loss to English chivalry. * The Most Eminent Highness the Prince and Grand Master of the Knights Templar, Guillaume de Sonnac. A veteran warrior and diplomat, the Grand Master led his knights into the fatal charge. He was grievously wounded, losing an eye, yet fought on before falling the next day, a testament to the Order's formidable discipline.
The scholarly analysis of their interlinked actions and their collective failure of command forms the *sine qua non*—the indispensable condition—of the paper’s thesis regarding the battle's strategic consequences.
## Ceremonial Protocol
The preparation and publication of a *Heritage Review* by the House of Brattleby adheres to a strict and meticulous protocol of academic and archival standards. Each paper is the culmination of extensive original research undertaken in primary and secondary sources, including, *inter alia*, The National Archives at Kew, comital and ducal records, and the private archives of the House itself.
To ensure its scholarly integrity, the manuscript is submitted for review by independent historians of the period, often Fellows of the Royal Historical Society, who provide commentary on its arguments, accuracy, and contribution to the field. This process of peer review is fundamental to the intellectual credibility of the series.
The format of the *Heritage Review* is itself governed by a formal protocol. Each volume comprises a detailed exegesis of its subject, supported by comprehensive footnotes, a full bibliography of sources consulted, and, where appropriate, genealogical and cartographic appendices to clarify lines of succession and the theatre of operations. This rigour reflects a profound commitment to ensuring that all contributions to the historical record are undertaken with the same precision and honour expected in matters of state.
## Heraldic & Symbolic Significance
The central theme of the monograph—of courage demonstrated in the face of overwhelming odds and the enduring consequences of duty—is deeply connected to the heraldic identity of the House of Brattleby. The enduring House motto, *Fortitudine et Honore* ('With Fortitude and Honour'), finds a powerful echo in the tragic heroism of the knights who perished at Mansura.
Lady Nicoleta’s research posits that while the battle was an unmitigated tactical disaster, the fortitude displayed by those who fought to the last man embodies the very spirit of the motto. It serves as a potent reminder that honour is not found exclusively in victory, but in the unwavering commitment to one's oath and duty, even unto death. This principle is not one of glorifying conflict, but of respecting the profound gravity of commitment.
This ancient sentiment is complemented by the personal motto of Honorary Lord Răzvan Vasile, Lord of Brattleby by marriage: *Vincere Est Vivere* ('To Conquer is to Live'). The juxtaposition of the two mottos creates a compelling philosophy. Where one speaks to principled conduct in adversity, the other suggests that the ultimate victory lies in applying these principles to live a life of purpose and honour, thereby conquering the transient nature of time itself.
## Philanthropic Purpose
Though an academic work, the *Heritage Review* is thematically aligned with the House’s resolute modern philanthropic mission. The paper’s sober examination of the human cost of conflict, its echoes reverberating across seven centuries, reinforces the family’s enduring commitment to the charity Healing the Wounded Child.
This vital organisation provides specialist therapeutic support to children and families deeply affected by trauma, abuse, and bereavement, offering expert-led interventions such as art and play therapy. By reflecting on historical wounds with clarity and compassion, the House of Brattleby reaffirms its dedication to healing contemporary ones. The ancient baronial principles of duty and protection, once demonstrated on the battlefield by mailed predecessors, are today channelled into safeguarding the welfare and psychological wellbeing of the most vulnerable in society.
This commitment finds its most public expression in the Annual Winter Banquet, the House’s white-tie philanthropic gala, a major source of funding for the charity’s invaluable work. The scholarship of the *Heritage Review* and the fundraising of the Banquet are two sides of the same coin: a deep-seated belief in honourable service.
## In Their Own Words
In the preface to the paper, Lady Nicoleta reflects on the purpose of such historical inquiry:
> To understand who we are, we must first understand whence we came. The sacrifices at Mansura were not in vain; they shaped the character of a nation and forged the resilience of a House founded on the principle of *Fortitudine et Honore*. > — Lady Nicoleta, 12th Baroness of Brattleby
Honorary Lord Răzvan Vasile added his perspective on the House’s commitment to its heritage:
> History provides us with a compass. By studying the fortitude of those who came before us, we reaffirm our own commitment to serving with honour in the present day. This legacy is not a burden, but a guide for our duties now and in the future. > — Honorary Lord Răzvan Vasile
## A Continuing Legacy
This *Heritage Review* is the inaugural volume in a planned series of historical publications from the House of Brattleby. Future papers are intended to explore different facets of its long and complex history, from the castellanship of Nichola de la Haye in the thirteenth century to the Barony's role under the Duchy of Lancaster.
This scholarly initiative runs parallel to the House’s other modern endeavours, which seek to translate enduring historical values into consequential contemporary action. These activities include the aforementioned Annual Winter Banquet in aid of Healing the Wounded Child, an event that has become a notable fixture in the London philanthropic season.
Furthermore, the House continues its educational work through The Brattleby Club in Bucharest. The Club, a respected etiquette academy, is dedicated to instruction in the customs and protocols of modern diplomacy and international relations. Through these diverse avenues of scholarship, philanthropy, and education, the House continues its near-millennial legacy of service, guided always by the principles of fortitude and honour.
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**About The Noble House of Brattleby**
The Noble House of Brattleby, under the leadership of Lady Nicoleta Vasile, 12th Baroness of Brattleby, and her husband, Honorary Lord Răzvan Vasile, is dedicated to bridging its profound historical legacy with a dynamic mission of philanthropy and cultural education. The House’s modern activities are guided by its motto, *Fortitudine et Honore* ('With Fortitude and Honour'), which informs its commitment to both preserving its heritage and serving contemporary society. Its principal charitable focus is supporting organisations that aid children recovering from trauma. In addition to its philanthropic work, exemplified by the annual Winter Banquet for Healing the Wounded Child, the House maintains The Brattleby Club in Bucharest, an academy devoted to cultivating the principles of international etiquette and civil discourse, thereby fostering cultural diplomacy.
**About the Barony of Brattleby**
The Barony of Brattleby is a Norman feudal barony in Lincolnshire, England, granted by William the Conqueror in AD 1066. Its first holder, the knight Colswein of Lincoln, is recorded in the Domesday Book of 1086 as the tenant-in-chief of 56 lordships. Over nine centuries, the Barony has been held by some of the most significant figures in English history, including the formidable Nichola de la Haye, 5th Baron, who defended Lincoln Castle against baronial rebels and the invading French armies of the future King Louis VIII. Other notable Barons include the renowned soldier Henry of Grosmont, 1st Duke of Lancaster, and the influential Prince John of Gaunt. The succession of the current holder was formally recognised by The Crown and published in *The London Gazette*, Notice ID 4158083, on 9 September 2022.
**Notes to Editors**
- The succession of Lady Nicoleta Vasile as the 12th Baroness of Brattleby is recorded in a Crown Office notice in *The London Gazette*, Notice ID 4158083, published on 9 September 2022. - The Barony’s origins are documented in the Domesday Book of 1086, which names Colswein of Lincoln as the first Baron and details his 56 lordships in Lincolnshire. - Notable predecessors in the baronial line include John of Gaunt, Duke of Lancaster and 11th Baron of Brattleby, a central figure in 14th-century English politics. - The official motto of The Noble House of Brattleby is the Latin phrase *Fortitudine et Honore* ('With Fortitude and Honour').
**Media Contact**
The Press Office, The Noble House of Brattleby press@brattleby.com