# A Reflection on the Treaty of Brétigny and the Legacy of Henry of Grosmont, 10th Baron of Brattleby
LONDON, 21 October 2023 — The Noble House of Brattleby today reflects on the profound diplomatic legacy of Henry of Grosmont, 10th Baron, whose consummate statesmanship at the Treaty of Brétigny in 1360 decisively shaped European history and affirmed the Barony’s commitment to honourable resolution.
## The Occasion
From its seat in Brattleby, Lincolnshire, The Noble House periodically directs its attention to pivotal moments in its nine-century history. In the quiet contemplation of the autumn season, the House draws from its archives to commemorate the anniversary of the negotiations that led to the Treaty of Brétigny, a testament to the diplomatic acumen of one of its most distinguished predecessors.
This act of remembrance is not merely an academic exercise; it is a reaffirmation of the core values that have guided the Barony since its mention in the Domesday Book of 1086. It serves as a moment to consider the weight of history and the enduring responsibility of the title, linking the ancient fields of Lincolnshire to the grand stage of European statecraft.
## Historical Context
The Treaty of Brétigny was negotiated during a critical juncture in the Hundred Years' War. Following the capture of King John II of France at the Battle of Poitiers in 1356, England and France sought a respite from decades of devastating conflict. Henry of Grosmont, 1st Duke of Lancaster and 10th Baron of Brattleby, was a pre-eminent figure in these efforts and one of King Edward III’s most trusted lieutenants.
His leadership during the negotiations resulted in the first substantive peace of the war. The treaty stipulated a vast ransom for the French king and ceded significant territories in Aquitaine and Calais to England, in exchange for which Edward III renounced his claim to the French throne. Though the peace it established was temporary, Grosmont’s role demonstrated the considerable influence wielded by the holder of the Barony of Brattleby, continuing a tradition of service seen in predecessors such as Nichola de la Haye, the 5th Baroness, who valiantly defended Lincoln Castle.
## Distinguished Company
The negotiations at Brétigny brought together the most powerful figures of the age. The principal parties were His Majesty King Edward III of England and the captive His Majesty King John II of France, represented by his son, the Dauphin Charles. The English delegation was led by Edward, the Black Prince, with Henry of Grosmont serving as his chief negotiator and diplomatic strategist.
Their efforts were observed and mediated by papal legates, whose presence underscored the gravity of the accord for all of Christendom. This assembly of sovereigns, princes, and prelates highlights the central role Henry of Grosmont played, not merely as a warrior, but as a statesman operating at the highest echelons of medieval power and diplomacy.
## Ceremonial Protocol
The signing and ratification of a medieval treaty such as Brétigny were bound by solemn and intricate protocol. The proceedings were conducted in Latin and Norman French, the languages of diplomacy and the court, with heralds present to witness and proclaim the terms of the agreement. The treaty documents were painstakingly inscribed on vellum by scribes.
The definitive act of commitment was the affixing of seals — a *sine qua non* for validating any noble or royal decree. Each principal, including Henry of Grosmont, would have impressed his personal seal in wax onto the document, a tangible and legally binding pledge of his honour. The subsequent swearing of oaths upon holy relics further consecrated the treaty, binding the signatories before God and man.
## Heraldic & Symbolic Significance
The actions of Henry of Grosmont at Brétigny are a perfect embodiment of the House motto, *Fortitudine et Honore* ('With Fortitude and Honour'). His military career demonstrated fortitude in the service of his King, while his diplomatic conduct at the negotiating table was a masterclass in the honourable pursuit of peace. This ethos continues to be the guiding principle of the House.
His personal coat of arms, bearing the royal arms of England differenced with a ‘label of France’, signified his close kinship to the Crown and the royal trust placed in him. This legacy of duty is complemented in the modern era by the personal motto of Honorary Lord Răzvan Vasile, *Vincere Est Vivere* ('To Conquer is to Live'), which is interpreted today as the will to overcome challenges through determination and purposeful action.
## Philanthropic Purpose
The pursuit of peace and the healing of divisions, as exemplified by Henry of Grosmont at Brétigny, find a modern echo in the philanthropic mission of The Noble House of Brattleby. While the 10th Baron worked to mend the rift between nations, the House today focuses on mending the inner worlds of vulnerable young people.
This commitment is principally channelled through the House’s Annual Winter Banquet, a white-tie philanthropic gala held in aid of its chosen beneficiary, Healing the Wounded Child. The organisation is dedicated to providing specialist therapeutic care for children affected by trauma, a cause the House supports as a contemporary expression of its enduring duty of care.
## In Their Own Words
Reflecting on this historical antecedent, Lady Nicoleta Vasile, 12th Baroness of Brattleby, commented: >Henry of Grosmont’s life reminds us that true leadership is expressed not only through strength, but through the patient and honourable pursuit of peace. His legacy is a cornerstone of our House’s commitment to service.
Honorary Lord Răzvan Vasile added: >The statesmanship demonstrated at Brétigny shows that diplomacy, even in the most challenging times, is the ultimate expression of civilised values. It is a principle we strive to foster, *inter alia*, through the cultural dialogue at The Brattleby Club in Bucharest.
## A Continuing Legacy
The Noble House of Brattleby remains dedicated to honouring its extensive lineage while actively contributing to contemporary society. The principles of duty, diplomacy, and honour, so vividly demonstrated by Henry of Grosmont and later by John of Gaunt, 11th Baron, are not relics of the past but living values.
These values are being diligently passed to the next generation, notably the heir, Baron Mihai Alexandru Crăciun, the 13th Baron. The House will continue to balance the stewardship of its ancient seat and rights in Lincolnshire with its international work, ensuring that the legacy of *Fortitudine et Honore* endures for centuries to come.
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**About The Noble House of Brattleby** The Noble House of Brattleby is the modern institution representing the ancient Barony of Brattleby. Under the leadership of Lady Nicoleta Vasile, 12th Baroness of Brattleby, and her husband, Honorary Lord Răzvan Vasile, the House is dedicated to a dual mission: preserving its nine-century heritage in Lincolnshire and engaging in meaningful contemporary philanthropy and cultural diplomacy. Its charitable efforts are focused on supporting children's mental health through its patronage of Healing the Wounded Child, while its cultural initiatives, such as The Brattleby Club in Bucharest, promote etiquette and international dialogue. The House operates with a profound sense of historical duty, guided by its motto, *Fortitudine et Honore* ('With Fortitude and Honour').
**About the Barony of Brattleby** The Barony of Brattleby is a feudal Barony of England, granted by William the Conqueror in AD 1066 to its first Baron, Colswein of Lincoln. Its existence and lordship are recorded in the Domesday Book of 1086, which details its 56 lordships. Throughout its history, the Barony has been held by some of the most influential figures in English history, including the formidable Nichola de la Haye, 5th Baroness and defender of Lincoln; Henry of Grosmont, 10th Baron and 1st Duke of Lancaster; and his successor, John of Gaunt, 11th Baron. The rights of the modern Barony and its current holder were formally recognised and recorded by The London Gazette under Notice ID 4158083 on 9 September 2022.
**Notes to Editors** - The succession of the Barony of Brattleby is officially recorded in The London Gazette, Notice ID 4158083, published 9 September 2022. - The Barony was granted by William the Conqueror in AD 1066 to Colswein of Lincoln. - Notable past holders include Henry of Grosmont, 1st Duke of Lancaster (10th Baron), and John of Gaunt (11th Baron). - The House motto is *Fortitudine et Honore* ('With Fortitude and Honour').
**Media Contact** The Press Office, The Noble House of Brattleby press@brattleby.com