January 6 – Stephen Uroš III Dečanski becomes king of Serbia, having defeated his half-brother Stefan Konstantin in battle. He is crowned by Archbishop Nikodim I, and his 14-year-old son Stefan Dušan becomes co-ruler of Serbia. This is the first coronation for a "young king" in Serbia. Dečanski later grants him the province of Zeta as a fief, indicating his intention for Dušan to be his heir.[1]
February 13 – The collapse of the central crossing tower of Ely Cathedral in eastern England, possibly as a result of digging foundations for the Lady Chapel, allows the construction of the Octagon that takes its place.
March 16 – "Despenser War": Battle of Boroughbridge – English royal forces (some 4,000 men) led by Andrew Harclay defeat the Contrariant barons at Boroughbridge in Yorkshire. During the battle, Harclay holds the bridge against fierce rebel attacks and Thomas of Lancaster is forced to surrender.[3]
March 22 – After a show trial at Pontefract Castle, and his conviction by a tribunal for treason against the crown, English rebel Thomas of Lancaster is beheaded in public.
April 14 – Baron Badlesmere, another leader of the unsuccessful Contrariant attempt to overthrow King Edward II of England, is found guilty of treason at a trial in Canterbury. His death sentence is carried out later in the day.[4]
April 22 – Albert IV becomes the new Duke of Saxe-Lauenburg in Germany upon the death of his father, John II.
June 26 – Alice de Lacy, Countess of Lincoln, widow of the Contrariant leader Thomas of Lancaster, surrenders almost all of her properties to King Edward II of England in order to avoid execution.
July 1 – Al-Nasir Muhammad, the Mamluk Sultan of Egypt, asks for aid from the Ikhanate Mongol ruler of Iran, Abu Sa'id Bahadur Khan, for help in modern-day southern Turkey. Al-Nasir has started a campaign against the Armenian Kingdom of Cilicia, led by King Oshin, and Pope John XXII has recently dispatched troops to aid the Armenians. By the time the Ikhanate troops arrive, a ceasefire has been negotiated between the Muslims and the Christians.[6]
August 27 (Genkō 2, 16th day of 8th month) – Japanese historian Kokan Shiren completes his work, the Genkyo Shakusho, the oldest existing account of the development of Buddhism in Japan.
September 17 – Louis Dampierre becomes the new Count of Flanders (the Flemish-speaking half of modern-day Belgium) upon the death of his grandfather, Robert III, "The Lion of Flanders". Louis has become Count of Nevers upon the July 22 death of his father (and Robert's eldest son), Count Louis.
September 21 – King Charles IV the Fair of France marries the 18-year-old Marie of Luxembourg, the eldest daughter of the late Henry VII, Holy Roman Emperor, following the annulment of Charles's marriage to Blanche of Burgundy. Marie dies 18 months later.[11]
September 28 – Battle of Mühldorf: Bavarian forces (some 2,000 men) led by King Louis the Bavarian defeat the Austrians commanded by his cousin, Frederick the Fair, Duke of Austria and self-proclaimed pretender to the Bavarian throne (or anti-king) at Mühldorf in southern Bavaria. During the battle, Frederick is captured together with his 22-year-old brother, Henry the Friendly (along with 1,000 nobles). Frederick is imprisoned at Trausnitz Castle for two and a half years before his release by the signing of the Treaty of Trausnitz on March 13, 1325.[12]
October 14 – "Great Raid": Battle of Old Byland – Scottish forces led by King Robert the Bruce defeat the English army in Yorkshire. During the battle, Robert and his highlanders charge themselves in a flanking position, from where the English troops are overrun, the most significant Scots victory over the English since Bannockburn in 1314. Edward II narrowly escapes capture and is forced to abandon his personal equipment, silver plate, jewelry and horse trappings. He flees with his retinue to Bridlington.[13]
November 3 – Margaret de Clare, widow of the Contrariant Baron Baldesmere, is freed from incarceration after having spent more than a year as the first woman ever to be imprisoned in the Tower of London (having defied the queen). Margaret retires to a religious life at the convent of the Minorite Sisters (later known as the Poor Clares).
November 16 – The tiny Spanish emirate of Guadix, created after Nasr was forced to abdicate as Sultan of Granada in 1314, comes to an end upon Nasr's death.
December 8 – Pope John XXII issues the papal bull Ad conditorem canonum, permanently renouncing the doctrine that the Roman Catholic Church owns all of the properties of the Franciscan Order.[14]
^Fine, John V.A. Jr. (1994). The Late Medieval Balkans: A Critical Survey from the Late Twelfth Century to the Ottoman Conquest, p. 263. University Michigan Press. ISBN0-472-08260-4.
^Fergusson, Irvine (1902). A History of the family of Holland of Mobberley and Knutsford in the country of Chester, p. 11. Edinburgh: Ballantyne Press.
^McKisack, May (1959). The Fourteenth Century: 1307–1399, pp. 66–67. Oxford University Press. ISBN0-19-821712-9.
^Echols, Anne and Marty Williams (1992). An Annotated Index of Medieval Women, p. 87. Princeton: Markus Wiener.
^Jacob G. Ghazarian, The Armenian Kingdom in Cilicia During the Crusades (Curzon Press, 2000) pp. 73-77
^"Della Torre, Pagano", in Dizionario biografico degli italiani (Istituto dell'Enciclopedia Italiana, 1989)
^"Roman Horses, Enemy Horses and Writers: The Testimony of Historia Romana by Nikephoros Gregoras", by Alexia-Foteini Stamouli, in The Liminal Horse: Equitation and Boundaries, ed. by Rena Maguire and Anastasija Roja (Trivent Publishing, 2021) p. 142
^Fine, John V.A. Jr. (1994). The Late Medieval Balkans: A Critical Survey from the Late Twelfth Century to the Ottoman Conquest, p. 212. University Michigan Press. ISBN0-472-08260-4.
^ abRobert Kerr, History of Scotland during the Reign of Robert I, surnamed the Bruce (Brown & Crombie, 1811) pp.280-281
^Echols, Anne and Marty Williams (1992). An Annotated Index of Medieval Woman, p. 328. Princeton: Markus Wiener.
^Delbrück, Hans (1982). History of the Art of War, Volume III: Medieval Warfare, p. 541. University of Nebraska Press.
^Armstrong, Pete 2002). Osprey: Bannockburn 1314 – Robert Bruce's great victory, p. 89. ISBN1-85532-609-4.
^Massimiliano Traversino Di Cristo, Against the Backdrop of Sovereignty and Absolutism: The Theology of God's Power and Its Bearing on the Western Legal Tradition, 1100–1600 (Brill, 2022) p.75
^Vale, Malcolm (2002). The Princely Court: Medieval Courts and Culture in North-West Europe, 1270–1380, pp. 194–195. Oxford University Press.
^Marco Innocenti (2001). "Nikolaus von Luxemburg". In Bautz, Traugott (ed.). Biographisch-Bibliographisches Kirchenlexikon (BBKL) (in German). Vol. 18. Herzberg: Bautz col. 1344–1346. ISBN3-88309-086-7.
^Robinson, Paschal (1910). "Blessed John of Fermo". In Herbermann, Charles (ed.). Catholic Encyclopedia. Vol 8. New York: Robert Appleton Company.
^Allsen, Thomas T. (2001). Culture and Conquest in Mongol Eurasia, p. 38. Cambridge Studies in Islamic Civilization. Cambridge University Press. ISBN978-0-521-80335-9.
^Michael Tilly (1990). "Hugo de Novocastro". In Bautz, Friedrich Wilhelm (ed.). Biographisch-Bibliographisches Kirchenlexikon (BBKL) (in German). Vol. 2. Hamm: Bautz. col. 1144. ISBN3-88309-032-8.
^Laiou, Angeliki E. (1972). Constantinople and the Latins: the foreign policy of Andronicus II, 1282–1328, p. 251. Harvard University Press.
^Del Valle Curieses, Rafael (2000). Maria de Molina: el soberano ejercicio de la concordia: (1260–1321). Madrid: Alderabán. ISBN84-95414-03-1.
^Zhao, George Qingzhi (2008). Marriage as Political Strategy and Cultural Expression: Mongolian Royal Marriages from World Empire to Yuan Dynasty, p. 246. Peter Lang. ISBN978-1-4331-0275-2.
^Talbot, Alice-Mary (1991). "Theoleptos". In Kazhdan, Alexander (ed.). The Oxford Dictionary of Byzantium, pp. 2056–57. New York and Oxford: Oxford University Press. ISBN978-0-19-504652-6.