1380s

The 1380s was a decade that began on 1 January 1380 and ended on 31 December 1389. It is distinct from the decade known as the 139th decade which began on January 1, 1381 and ended on December 31, 1390.

1381

• June 12– Peasants' Revolt: In England, rebels from Kent and Essex, led by Wat Tyler and Jack Straw, meet at Blackheath. There the rebels are encouraged by a sermon by renegade priest John Ball.
• June 14– Peasants' Revolt: Rebels destroy John of Gaunt's Savoy Palace and storm the Tower of London, killing the Archbishop of Canterbury and the Lord Chancellor. King Richard II of England meets the leaders of the revolt and agrees to reforms such as fair rents and the abolition of serfdom.
• June 15– Peasants' Revolt: During further negotiations, Wat Tyler is murdered by the King's entourage. Noble forces subsequently overpower the rebel army. The rebel leaders are eventually captured and executed and Richard II revokes his concessions.

1382

• Winchester College is founded in England.

1380

• Catherine of Siena, Italian saint (born 1347)
• King Charles V of France (born 1338)
• Bertrand du Guesclin, Constable of France

1381

• June 15– Wat Tyler, English rebel