January–December June – Valdemar IV Atterdag attacks Skåne and conquers Lindholmen Castle.Chronology of Sweden". worldtimeline.info. Retrieved June 15, 2023. August – Peace is concluded between Sweden and Denmark with the arbitration in Helsingborg. Magnus IV Eriksson cedes the Scanian lands except northern Halland to Denmark. In return, Valdemar IV Atterdag must help Magnus against his domestic enemies.Mikael Nordberg, I kung Magnus tid (In the Times of King Magnus) ISBN 91-1-952122-7 October 24 – The Treaty of Brétigny is ratified at Calais, marking the end of the first phase of the Hundred Years' War. Under its terms, Edward III of England gives up his claim to the French throne, and releases King John II of France in return for French land, including Calais and Gascony.Sumption 2001, p. 448.
January–December June – Valdemar IV Atterdag attacks, Skåne and conquers Lindholmen Castle.Chronology of Sweden". worldtimeline.info. Retrieved June 15, 2023. August – Peace is concluded between Sweden and Denmark with the arbitration in Helsingborg. Magnus IV Eriksson cedes the Scanian lands except northern Halland to Denmark. In return, Valdemar IV Atterdag must help Magnus against his domestic enemies.Mikael Nordberg, I kung Magnus tid (In the Times of King Magnus) ISBN 91-1-952122-7 October 24 – The Treaty of Brétigny is ratified at Calais, marking the end of the first phase of the Hundred Years' War. Under its terms, Edward III of England gives up his claim to the French throne, and releases King John II of France in return for French land including Calais and Gascony.Sumption 2001, p. 448.