On This Day

English Prince John of Gaunt marries Constance of Castile (17), heir of Peter of Castile and Leon

John of Gaunt, Duke of Lancaster, was an English prince, military leader and statesman. He was the fourth son of King Edward III, and the father of King Henry IV.

John of Gaunt, Duke of Lancaster, was an English prince, military leader and statesman. He was the fourth son of King Edward III, and the father of King Henry IV. Because of Gaunt's royal origin, advantageous marriages and some generous land grants, he was one of the richest men of his era and an influential figure during the reigns of both his father and his nephew, Richard II. As Duke of Lancaster, he is the founder of the royal House of Lancaster, whose members would ascend the throne after his death. His birthplace, Ghent in Flanders, then known in English as Gaunt, was the origin of his name.

Historical Significance

John of Gaunt, Duke of Lancaster, was an English prince, military leader and statesman.

Key People

John of Gaunt

prince and regent

English prince and regent

Events Before

  1. Philip the Bold, Duke of Burgundy marries Margaret 111 Countess of Flanders

    Philip the Bold, Duke of Burgundy marries Margaret 111 Countess of Flanders

  2. Battle of Rudau: Teutonic Knights of Germany heavily defeat the Grand Duchy of Lithuania north of Königsberg

    The Battle of Rudau (German: Schlacht bei Rudau, Lithuanian: Rūdavos mūšis) was a medieval pitched battle fought between the Teutonic Knights and the Grand Duchy of Lithuania on 17 or 18 February...

  3. Building begins on the Bastille fortress in Paris

    Building begins on the Bastille fortress in Paris

  4. Jews are expelled and massacred in Brussels, Belgium

    Jews are expelled and massacred in Brussels, Belgium

  5. Hanzesteden signs peace treaty with Danish king Waldemar IV

    Hanzesteden signs peace treaty with Danish king Waldemar IV

Events After

  1. Anglo-Portuguese Treaty of Perpetual Alliance (world's oldest still in existence) is signed in London between King Edwar

    Anglo-Portuguese Treaty of Perpetual Alliance (world's oldest still in existence) is signed in London between King Edward III of England and King Ferdinand I of Portugal [1]

  2. BC Solar eclipse (2m 07s) seen at Ugarit by Mesopotamian astronomers "On the day of the new moon, in the month of Hiyar,

    BC Solar eclipse (2m 07s) seen at Ugarit by Mesopotamian astronomers "On the day of the new moon, in the month of Hiyar, the Sun was put to shame, and went down in the daytime, with Mars in attendance."

  3. West Frisian seawall breaks, flooding the northern Netherlands

    West Frisian seawall breaks, flooding the northern Netherlands

  4. English "Good Parliament" begins meeting in London, will sit till 10th July, then the longest-sitting English parliament

    English "Good Parliament" begins meeting in London, will sit till 10th July, then the longest-sitting English parliament

  5. English "Good Parliament" ends, longest-sitting parliament at that time

    English "Good Parliament" ends, longest-sitting parliament at that time

More from the 1370s

Frequently Asked Questions

What happened on September 21, 1371?
John of Gaunt, Duke of Lancaster, was an English prince, military leader and statesman. He was the fourth son of King Edward III, and the father of King Henry IV. Because of Gaunt's royal origin, advantageous marriages and some generous land grants, he was one of the richest men of his era and an influential figure during the reigns of both his father and his nephew, Richard II.
Why is English Prince John of Gaunt marries Constance of Castile (17), heir of Peter... significant?
John of Gaunt, Duke of Lancaster, was an English prince, military leader and statesman.
Who was involved in English Prince John of Gaunt marries Constance of Castile (17), heir of Peter...?
Key figures include John of Gaunt (prince and regent).

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