Explore 56 historical events from 1400–1409.
Owain ap Gruffudd Fychan or Owain Glyndŵr was a Welsh nobleman and military commander in the late Middle Ages who led a sixteen-year-long Welsh revolt establishing an independent W…
Welsh rebel leader Owain Glyndŵr, having declared himself Prince of Wales, allies himself with the French against King H
Philip of Saint-Pol was the younger son of Duke Anthony of Brabant and Joan of Saint-Pol. He succeeded his brother John IV as duke of Brabant in 1427, while he had inherited Saint-…
Philip I, Duke of Brabant (died 1430)
Philip II the Bold was Duke of Burgundy and jure uxoris Count of Flanders, Artois and Burgundy. He was the fourth and youngest son of King John II of France and Bonne of Luxembourg…
Philip II, Duke of Burgundy (born 1342)
Henry III of Castile, called the Suffering due to his ill health, was the son of John I and Eleanor of Aragon. He succeeded his father as King of Castile in 1390.
Henry III of Castile sends Ruy González de Clavijo as ambassador to Timur to discuss the possibility of an alliance betw
John IV, Duke of Brabant was the son of Antoine of Burgundy, Duke of Brabant, Lothier and Limburg and his first wife Jeanne of Saint-Pol. He was the second Brabantian ruler from th…
John IV, Duke of Brabant (died 1427)
Maria of Bosnia was a member of the House of Kotromanić who married into the House of Helfenstein.
Maria of Bosnia, Countess of Helfenstein (born 1335)
Katherine, Duchess of Lancaster was the third wife of John of Gaunt, Duke of Lancaster, the fourth son of King Edward III. From her earlier marriage, she is known as Katherine Swyn…
Katherine Swynford, widow of John of Gaunt
The Battle of Shrewsbury was fought on 21 July 1403, waged between an army led by the Lancastrian King Henry IV and a rebel army led by Henry "Harry Hotspur" Percy from Northumberl…
Battle of Shrewsbury: King Henry IV of England defeats rebels to the north of the county town of Shropshire, England.
Sir Henry Percy, nicknamed Hotspur or Harry Hotspur, was an English knight who fought in several campaigns against the Scots in the northern border and against the French during th…
Henry Percy, English soldier (born 1364)
Sir Walter Blount, was a soldier and supporter of John of Gaunt, Duke of Lancaster. He later supported John's son and heir Henry Bolingbroke in his bid to become King Henry IV and…
Sir Walter Blount, English soldier, standard-bearer of Henry IV
Edmund Stafford, 5th Earl of Stafford and 1st Baron Audley, KG, KB was the son of Hugh de Stafford, 2nd Earl of Stafford, and his wife Philippa de Beauchamp.
Edmund Stafford, 5th Earl of Stafford, English soldier
Thomas Percy, Earl of Worcester, KG was an English medieval nobleman and naval commander best known for leading the rebellion with his nephew Henry Percy, known as 'Harry Hotspur',…
Thomas Percy, 1st Earl of Worcester, English rebel (born 1343)
A regnal name, regnant name, or reign name is the name used by monarchs and popes during their reigns and subsequently, historically. Since ancient times, some monarchs have chosen…
Zhu Di, better known by his era name as the Yongle Emperor, assumes the throne over the Ming dynasty of China.
Nanjing is the capital of Jiangsu, East China. The city, which is located in the southwestern corner of the province, has 11 districts, an administrative area of 6,600 square kilom…
Nanjing surrenders to Zhu Di without a fight, ending the Jingnan campaign. The Jianwen Emperor disappears and his…
The Battle of Ankara or Angora was fought on 28 July 1402, at the Çubuk plain near Ankara, between the forces of Timur and the Ottoman sultan Bayezid I. The battle was a major vict…
Ottoman-Timurid Wars: Battle of Ankara: Timur, ruler of Timurid Empire, defeats forces of the Ottoman Empire sultan…
Nezahualcoyotl Acolmiztli, "Fasting Coyote" was tlatoani (king) of the Acolhua altepetl (city-state) of Texcoco from 1431 to his death in 1472, in pre-Columbian Mexico. He is noted…
Nezahualcoyotl, Acolhuan philosopher, warrior, poet and ruler (died 1472)
Eleanor of Aragon was Queen of Portugal from 1433 to 1438 as the spouse of King Edward. After Edward's death, she served as regent in 1438-1440 for her son Afonso V. She was the da…
Eleanor of Aragon, Queen of Portugal (died 1445)
Ichijō Kaneyoshi , also known as Ichijō Kanera, was the son of regent Tsunetsugu. He was a kugyō or Japanese court noble of the Muromachi period (1336–1573). He held regent positio…
Ichijō Kaneyoshi, Japanese noble (died 1481)
Edmund of Langley, 1st Duke of York was the fifth son of King Edward III of England and Philippa of Hainault. Like many medieval English princes, Edmund gained his nickname from hi…
Edmund of Langley, 1st Duke of York, English politician, Lord Warden of the Cinque Ports (born 1341)
The Schaffhausen massacre was an anti-Semitic episode in Schaffhausen, in present-day Switzerland, which occurred in 1401. An episode of antisemitism had already occurred in Schaff…
Schaffhausen massacre: 30 Jews were executed, following torture, after being accused of a blood libel in Schaffhausen (i
Timur, also known as Tamerlane, was a Turco-Mongol conqueror, first ruler of the Timurid dynasty, and the founder of the Timurid Empire, which ruled over modern-day Afghanistan, Ir…
Timur attacks the Jalairid Sultanate and destroys Baghdad.
Emperor Shōkō was the 101st emperor of Japan, according to the traditional order of succession. His reign spanned the years from 1412 through 1428.
Emperor Shōkō of Japan (died 1428)
Francesco I Sforza was an Italian condottiere who founded the Sforza dynasty in the duchy of Milan, ruling as its (fourth) duke from 1450 until his death. Renowned for his military…
Francesco I Sforza, Italian husband of Bianca Maria Visconti (died 1466)
Jacqueline, of the House of Wittelsbach, was a noblewoman who ruled the counties of Holland, Zeeland and Hainaut in the Low Countries from 1417 to 1433. She was also Dauphine of Fr…
Jacqueline, Countess of Hainaut (died 1436)