Owain Glyndŵr continues his rebellion against England, although a costly English raid into rebel-held Shropshire is believed to have led to the capture of a number of rebel leaders.
1411
30 November - Henry IV dismisses Henry, Prince of Wales and his allies from the royal council.
1412
May - England allies with the Armagnac party in return for help in regaining control of Aquitaine.
Owain Glyndŵr cuts through the King's men and captures, later ransoming, a leading Welsh supporter of King Henry's, Dafydd Gam, in an ambush in Brecon. However, this is the last time that Owain is seen by his enemies.
1413
21 March - Henry V becomes King following the death of his father Henry IV in the "Jerusalem" chamber of Westminster Abbey.
9 April - Coronation of King Henry V at Westminster Abbey in a snowstorm.
December - Body of Richard II of England re-interred at Westminster Abbey as a gesture of reconciliation.
1414
9 January - A Lollard rebellion in London is suppressed.
22 September - Hundred Years' War: English capture Harfleur.
25 October - Hundred Years' War: Henry V is victorious over the French at the Battle of Agincourt.
Henry V offers a pardon to the fugitive Welsh rebel leader Owain Glyndŵr, but it is refused.
Twickenham Monastery founded; the last new English monastery of the Middle Ages.
1416
1 May - Hundred Years' War: French fleet blockades Harfleur.
15 August - Hundred Years' War: Harfleur relieved, following a naval battle in the estuary of the Seine.
1417
23 July - Hundred Years' War: Henry V leads an army of 12,000 men on a new invasion of Normandy.
12 August - Henry V begins writing his official correspondence in English, marking the beginning of its restoration as the official language of Government in England.
8 September - Hundred Years' War: English capture Caen.
December - Lollard leader John Oldcastle captured and executed.
John Capgrave writes Chronicle, a history of England since the creation.
1418
18 February - Hundred Years' War: English capture Falaise.
30 July - Hundred Years' War: English Siege of Rouen begins.
22 August - Hundred Years' War: English capture Cherbourg.
1419
19 January - Hundred Years' War: Rouen falls to the English, who take control of Normandy.
30 July - Hundred Years' War: English capture Pontoise.
