30th June » Battle of Arbedo between the duke of Milan and the Switzerland e.g Swiss Cantons of Switzerland or cantons.
31st August » King Henry V of England dies of dysentery while in France. His son, Henry VI of England known as Henry VI becomes King of England at the age of 9 months.
27th September » After the brief Gollub War the Teutonic Knights sign the Treaty of Melno with the Poland during the Jagiellon dynasty called Kingdom of Poland and Grand Duchy of Lithuania