All Events
Jadwiga, 12-year-old queen of Poland, marries Jogaila, her 34-year-old pagan neighbour - uniting the crowns of Poland and Lithuania
Jogaila, baptized a Roman Catholic before marrying Jadwiga, brings Lithuania into the Christian fold - the last part of Europe to be converted
The Lords Appellant, a group of powerful barons, make political demands on Richard II and defeat the king's forces at Radcot Bridge, near Oxford
Henry is one of the Lords Appellant, who are led by his uncle the Duke of Gloucester

Chaucer begins an ambitious scheme for 100 Canterbury Tales, of which he completes only 24 by the time of his death
Victory at Kosovo gives the Ottoman Turks control over Serbia, which becomes a vassal state
With a victory near Falköping, Margaret becomes regent of Sweden as well as Denmark and Norway
After two years, in which the Lords Appellant have been in the ascendant, John of Gaunt helps Richard II gradually to recover his authority as king
On the death of his father, Robert II, Robert III becomes king of Scotland
Fan vaulting becomes part of the Gothic tradition, seen to perfection in the cloisters of Gloucester cathedral
Construction begins on a canal from Lübeck south to the Elbe, linking the Baltic and the North Sea
Charles VI, king of France, suffers the first of many violent fits of madness
Yi Song-gye founds the Yi dynasty, which rules in Korea until the twentieth century
The Ottoman sultan Bayazid I brings the Slav kingdom of Bulgaria under his control
Anne of Bohemia, the wife of Richard II, dies of plague at Richmond and in his distress the king orders the palace to be demolished
Philip II of Burgundy commissions from Netherlands sculptor Claus Sluter a work, the Well of Moses, which launches the northern Renaissance

The English king, Richard II, commissions a diptych (the Wilton Diptych) showing himself being presented to the Virgin and Child
The keyboard of the organ is adapted in Germany to strings, thus providing the harpsichord - first mentioned in a manuscript of this year
The Golden Pavilion in Kyoto is built by the shogun Yoshimitsu as his own villa
With the coronation of the 16-year-old Eric of Pomerania, the crowns of Denmark, Norway and Sweden are formally united for the first time
Richard II banishes Thomas de Mowbray for life and Henry of Bolingbroke for ten years
Timur devastates Delhi and loots treasure to take back to Samarkand on 120 elephants
A dangerous feud develops between two of England's most powerful barons, Henry of Bolingbroke (son of John of Gaunt) and Thomas de Mowbray
John of Gaunt dies and Richard II denies Henry of Bolingbroke his Lancastrian inheritance, declaring Gaunt's vast estates forfeit to the crown
Henry of Bolingbroke, denied his inheritance, returns to England to lead an armed rebellion against his cousin the king