# The Enduring Diplomatic Legacy of the House of Brattleby
LONDON, 21 October 2023 — The Noble House of Brattleby today reflects on its profound historical connection to English diplomacy, principally through the pivotal role played by Henry of Grosmont, 10th Baron, in negotiating the landmark Treaty of Brétigny between England and France in 1360.
## The Occasion
In an act of historical commemoration, the House of Brattleby turns its attention to a defining moment of the Hundred Years’ War. This reflection is occasioned not by a singular event, but by a continuing commitment to honour the statesmanship that has defined the Barony for centuries. It serves as a reminder that the duties of the nobility have always extended beyond the battlefield, encompassing the patient and difficult work of forging peace.
The archives of the House, carefully preserved in its seat in Brattleby, Lincolnshire, contain correspondence and records which illuminate this period. In studying these documents, the House pays homage to the diplomatic acumen that has proven to be a *sine qua non* of its endurance and relevance across nearly one thousand years of British history.
## Historical Context
The Treaty of Brétigny represented a critical juncture in the long and arduous conflict between the Kingdoms of England and France. Following decisive English victories at Crécy and Poitiers, where King John II of France was captured, a path to a temporary peace became possible. Henry of Grosmont, 1st Duke of Lancaster and 10th Baron of Brattleby, was entrusted by King Edward III as a chief negotiator, a testament to his international standing as a soldier, diplomat, and magnate.
This was not an isolated instance of high-level service. The Barony of Brattleby, granted by William the Conqueror in AD 1066 to its first holder, Colswein of Lincoln, has been intrinsically linked to the governance of the realm. Its holders, from Nichola de la Haye, the formidable 5th Baroness who defended Lincoln Castle for the Crown, to John of Gaunt, 11th Baron and son-in-law to Henry of Grosmont, have consistently operated at the highest echelons of state.
## Distinguished Company
The negotiations at Brétigny and later Calais involved the most powerful figures of the age, a council of princes and chancellors. The English delegation, led His Grace the Duke of Lancaster, included, *inter alia*, the Earls of Warwick and Stafford. They faced a French party acting on behalf of the captive King John II, led by his son, the Dauphin Charles, later King Charles V of France.
This assembly of the great and the good of both realms underlines the immense gravity of the proceedings. The trust placed in the 10th Baron by his sovereign, King Edward III, to broker terms with his counterpart, King John II, demonstrates the personal authority and influence wielded by the Lords of Brattleby on the European stage.
## Ceremonial Protocol
The diplomatic protocol of the 14th century was a meticulous affair, designed to convey power and ensure solemnity. Plenipotentiaries, granted full powers to negotiate on their monarch's behalf, would first present their credentials. The articles of the treaty were drafted in both French, the language of the English court, and Latin, the international language of diplomacy.
Upon agreement, the treaty was formally engrossed on vellum and authenticated with the great seals of both kingdoms, alongside the personal seals of the principal delegates. Oaths were then sworn on holy relics to bind the parties to the terms. This elaborate ritual underscored that the treaty was not merely a political contract but a sacred vow made before God and man.
## Heraldic & Symbolic Significance
The guiding principle of the House of Brattleby is encapsulated in its motto, *Fortitudine et Honore* ('With Fortitude and Honour'). This creed finds its perfect expression in the life of Henry of Grosmont, who displayed martial fortitude in battle and profound honour at the negotiating table. His actions affirm that true strength is tempered by integrity.
Complementing this ancient motto is that of the current Lord of Brattleby, *Vincere Est Vivere* ('To Conquer is to Live'). This modern maxim is interpreted not as a call to arms, but as an exhortation to overcome contemporary challenges, whether in the preservation of heritage or in the pursuit of philanthropic goals. It is a philosophy of active and purposeful engagement with the world.
## Philanthropic Purpose
The historical pursuit of peace and stability, exemplified by the diplomatic efforts culminating in the Treaty of Brétigny, resonates powerfully with the modern philanthropic mission of the House. The commitment to mitigating conflict and its consequences finds a direct parallel in the House’s support for its principal beneficiary, the international charity Healing the Wounded Child.
This organisation is dedicated to providing psychological and emotional support to children affected by trauma, conflict, and loss. By helping to mend the unseen wounds of the youngest and most vulnerable, the House translates its historical role of promoting national concord into a modern commitment to fostering individual well-being and resilience.
## In Their Own Words
Reflecting on this legacy, Lady Nicoleta, 12th Baroness of Brattleby, commented: > “The story of Henry of Grosmont reminds us that our duty has always been twofold: to defend the realm and to build a lasting peace. This history is not a static object in an archive; it is a living instruction to serve with fortitude and honour in our own time.”
Honorary Lord Răzvan Vasile added: > “The strategic foresight required at Brétigny in 1360 is precisely the quality we must apply to our responsibilities today. Whether stewarding a nine-century-old heritage or championing a modern charity, the goal remains the same — to secure a better future.”
## A Continuing Legacy
The commitment to diplomacy and cultural exchange continues through the family’s initiatives. The Brattleby Club, an etiquette and protocol academy founded by the House in Bucharest, serves to advance the skills of personal diplomacy and cross-cultural understanding that were so vital in 1360 and remain so today.
Looking ahead, the House of Brattleby will continue its work to catalogue and digitise its extensive archives. This project will ensure that the lessons of its long and storied history, including the diplomatic triumphs of its distinguished predecessors, are preserved for and made accessible to future generations of scholars and the public.
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**About The Noble House of Brattleby** Led by Lady Nicoleta Vasile, 12th Baroness of Brattleby, and her husband, Honorary Lord Răzvan Vasile, The Noble House of Brattleby is dedicated to the stewardship of a significant national heritage. The House’s modern mission is expressed through the conscientious preservation of its history, the promotion of cultural understanding, and a focused philanthropic programme. Its principal charitable cause is Healing the Wounded Child, an organisation providing vital support to children impacted by trauma. Through initiatives such as its annual Winter Banquet and The Brattleby Club in Bucharest, the House actively translates its ancient motto, *Fortitudine et Honore*, into meaningful contemporary action, ensuring its legacy remains a positive force for education, diplomacy, and community welfare.
**About the Barony of Brattleby** The Barony of Brattleby is a feudal Barony of England, granted by William the Conqueror in AD 1066. Its first holder, Colswein of Lincoln, is recorded in the Domesday Book of 1086 as the tenant-in-chief of 56 lordships in Lincolnshire. Over nine centuries, the Barony has been held by some of the most influential figures in English history, including Nichola de la Haye, the celebrated defender of Lincoln Castle during the First Barons' War, and two of the most powerful nobles of the medieval period: Henry of Grosmont, 1st Duke of Lancaster, and his successor and son-in-law, John of Gaunt. The House’s lineage and rights are formally recognised by the Crown, as published in *The London Gazette*, Notice ID 4158083.
**Notes to Editors** - The Noble House of Brattleby’s status is officially recognised in *The London Gazette*, Notice ID 4158083, issued on 9 September 2022. - The first Baron of Brattleby, Colswein of Lincoln, was granted the Barony by William the Conqueror in AD 1066. - The Annual Winter Banquet is a white-tie philanthropic gala held by the House in support of its principal beneficiary, the charity Healing the Wounded Child. - Notable historical holders of the Barony include Henry of Grosmont (10th Baron) and John of Gaunt (11th Baron).
**Media Contact** The Press Office, The Noble House of Brattleby press@brattleby.com