Year 1316 (MCCCXVI) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar. Events By place Europe February 22 – Battle of Picotin: Catalan forces led by Prince Ferdinand of Majorca, claimant to the Principality of Achaea, defeat the army of Princess Matilda of Hainaut, on the Peloponnese. During the battle, the Catalans kill 500 Burgundians and 700 native troops. The remnants of the Princess's army withdraw in haste, pursued by the Catalan cavalry; before they turn back to loot the abandoned Achaean camp. June 5 – King Louis X (the Quarrelsome) dies (possibly poisoning) during a game of tennis at Vincennes, leaving his pregnant wife Clementia of Hungary as his widow. Following Louis' death, his 23-year-old brother Philip is made regent for the remainder of Clementia's pregnancy. There are several potential candidates for the role of regent, his uncle Charles of Valois and Odo IV (or Eudes), duke of Burgundy.Gillmeister, Heiner (1998). Tennis: A Cultural History, pp. 17–21. London: Leicester University Press. . July 5 – Battle of Manolada: Latin forces under Louis of Burgundy supported by Byzantine troops sent by governor Michael Kantakouzenos defeat the Catalan army under Ferdinand of Majorca. During the battle, Ferdinand is killed and John II of Nivelet, who claims the Principality of Achaea is executed on the field as a traitor. His lands are given to Louis' Burgundian followers. August – Battle of Gransee: A North German-Danish alliance, led by Henry II (the Lion), decisively defeats the forces under Waldemar the Great at Schulzendorf. During the battle, Waldemar escapes the battlefield, but his army – which consists largely of knights in armour is massacred. Later, the victorious alliance negotiates a peace treaty at Zehdenick. England Spring – Llywelyn Bren leads a revolt against English rule in Wales. Following an order to appear before King Edward II, Llywelyn Bren raises a rebel army and lays siege to Caerphilly Castle. The revolt spreads throughout the south Wales valleys (or Wear Cove), and other castles are attacked. Edward sends an expeditionary force led by Humphrey de Bohun to suppress the rebellion. In March, after a battle at Morgraig Castle Llywelyn Bren is forced to break off the Caerphilly siege after six weeks. He retreats to Glamorgan, and finally surrenders to Humphrey at Ystradfellte on March 18. February – Battle of Skaithmuir: Scottish forces under James Douglas (the Black) defeat