Explore the major historical events, famous births, and notable deaths that occurred in the year 1340. This year saw 5 significant events.
Battle of Rio Salado (or Tarifa): King Afonso IV of Portugal and King Alfonso XI of Castile defeat Sultan Abu al-Hasan 'Ali of Morocco and Yusuf I of Granada in the last Marinid invasion of the Iberian Peninsula
Danish squire and national hero Niels Ebbesen kills German prince Gerhard III of Holstein in his bedroom, ending the 1332 to 1340 interregnum in Denmark
Rotterdam is the second-largest city in the Netherlands by population and the largest by area (319.4 km2).
The Battle of Sluys, also called the Battle of l'Écluse, was a naval battle fought on 24 June 1340 between England and France.
England and France sign a disarmament treaty
Battle of Rio Salado (or Tarifa): King Afonso IV of Portugal and King Alfonso XI of Castile defeat Sultan Abu al-Hasan 'Ali of Morocco and Yusuf I of Granada in the last Marinid invasion of the Iberian Peninsula
Danish squire and national hero Niels Ebbesen kills German prince Gerhard III of Holstein in his bedroom, ending the 1332 to 1340 interregnum in Denmark
Rotterdam is the second-largest city in the Netherlands by population and the largest by area (319.4 km2).
The Battle of Sluys, also called the Battle of l'Écluse, was a naval battle fought on 24 June 1340 between England and France.
England and France sign a disarmament treaty