Henry of Grosmont | The Forgotten Hero of the Hundred Years' War

History Profiles
History Profiles
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4 Video Views·Nov 13, 2026  #historyprofiles #HundredYearsWar #HenryOfGrosmont

In the fourteenth century, as England and France became locked in one of the longest and bloodiest conflicts of the Middle Ages, a generation of extraordinary warriors emerged upon the battlefields of Europe. Among them stood one of England's greatest military commanders, a man whose courage, leadership, and remarkable victories would earn him a place among the most powerful nobles in the kingdom. His name was Henry of Grosmont, the first Duke of Lancaster.

Born around the year 1310 into the powerful House of Plantagenet, Henry was a member of England's royal family and a close relative of King Edward III. Yet despite his noble birth and extraordinary wealth, Henry would establish his reputation through far more than the privileges of his ancestry. He became a distinguished soldier, a skilled diplomat, and one of the most celebrated examples of English knighthood during the fourteenth century.

When the Hundred Years' War erupted between England and France in 1337, Henry rose to become one of Edward III's most trusted commanders. His greatest early achievements came in the French region of Gascony, where he led a series of daring military campaigns against the forces of the French crown. In 1345, he captured the important town of Bergerac and won a remarkable victory at the Battle of Auberoche, defeating a larger French army through bold leadership, surprise, and decisive action. These victories established Henry as one of the outstanding military leaders of his generation and helped strengthen England's position in southwestern France.

His achievements would bring him extraordinary honour and influence. In 1348, Henry was selected as one of the founding knights of the prestigious Order of the Garter, established by Edward III to celebrate the ideals of courage, loyalty, and chivalry. Three years later, in 1351, he was elevated to the rank of Duke of Lancaster, becoming one of the wealthiest and most powerful noblemen in England. He would also play an important role in English diplomacy, helping to negotiate the Treaty of Brétigny in 1360, which brought a temporary peace to the long struggle between the two kingdoms.

Yet Henry was far more than a warrior and statesman. Beneath the armour and military glory stood a deeply religious and thoughtful man who would leave behind one of the most remarkable personal writings of medieval England. His work, *The Book of Holy Medicines*, offers a rare glimpse into the mind of a fourteenth-century knight, revealing his struggles with faith, sin, and the responsibilities of a life devoted to honour and service.

By the time of his death in 1361, Henry of Grosmont had achieved almost everything a medieval nobleman could hope for. He had won great victories upon the battlefield, earned the trust of his king, accumulated extraordinary wealth, and risen to the highest ranks of English society. Yet despite his remarkable accomplishments, his name is far less familiar today than those of Edward III or the Black Prince.

But who was Henry of Grosmont? How did a young nobleman born into one of England's most powerful families become one of the greatest commanders of the Hundred Years' War? And what made him such an extraordinary figure in an age defined by warfare, ambition, and the ideals of medieval chivalry?

This is the story of Henry of Grosmont — warrior, statesman, knight of the Garter, and one of the forgotten heroes of the Hundred Years' War.

00:00 Introduction
03:33 Ancestry & Early Life
08:36 Second Scottish War of Independence (1333)
11:50 The Beginning of the Hundred Years' War (1339)
12:36 The Siege of Cambrai (1339)
14:19 The Battle of Sluys (1340)
16:20 The Battle of Bergerac (1345)
21:34 The Battle of Auberoche (1345)
28:00 The Siege of Aiguillon (1346)
30:37 Lancaster's Chevauchée of 1346
35:52 The Siege of Calais (1346–1347)
40:31 The Order of the Garter, England's Greatest Knights (1348)
44:10 The Battle of Winchelsea (1350) Henry Saves the Black Prince
46:35 The Northern Crusades (1351)
48:45 Death & Legacy

Music by: Noel Malekar
link: https://www.youtube.com/watch?v=TSpEjSoiZ6c

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