29 August – Battle of Winchelsea (Les Espagnols sur Mer) off the south coast of England: An English fleet personally commanded by King Edward III defeats a Castilian fleet.
The Liberty of Subject statute makes it illegal for anyone to be executed or deprived of their real property without being given the opportunity to answer their accusers in court.
1355
10 February – St Scholastica Day riot in Oxford breaks out leaving 63 scholars and perhaps 30 locals dead in two days.
April – "Round Table" tournament held at Windsor Castle, attracting contestants from across Europe.
Hundred Years' War: The captive French King John II agrees to restore much of the Angevin lands to England, but this is rejected by his son Dauphin Charles.