June 26 – Przemysł II is crowned king of Poland at Gniezno, the first coronation of a Polish ruler in 219 years. Przemysł travels to Pomerelia where he confirms the privileges of the monasteries in Oliwa and Żarnowiec. He also visits other major cities: Gdańsk, Tczew and Świecie. In August, Przemysł returns to Greater Poland but in October he travels again to Gdańsk.[4]
Marco Polo returns to Venice after 24 years of travel in China. When the Polos arrive, Venice is engaged in a naval war with the rival city of Genoa. Marco joins the war and arms a galley equipped with a trebuchet.[6]
November 13 – King Edward I of England ("Longshanks") summons the Model Parliament to Westminster, the composition of which serves as a model for later parliaments. The parliament agrees that a tax can be raised to allow him to launch campaigns against France and the rebellious Scots for the forthcoming year.[9]
October 4 – Mongol leader Baydu Khan is executed after a 7-month reign at Tabriz. He is succeeded by Ghazan, who becomes ruler of the Ilkhanate. He converts to Islam, ending a line of Vajrayana (Tantric Buddhist) leaders.
^O'Callaghan, Joseph F. (2011). The Gibraltar Crusade: Castile and the Battle for the Strait, p. 111. ISBN978-0-8122-2302-6.
^Williams, Hywel (2005). Cassell's Chronology of World History, p. 151. London: Weidenfeld & Nicolson. ISBN0-304-35730-8.
^Housley, Norman (1982). The Italian Crusades: The Papal-Angevin Alliance and the Crusades against Christian Lay Powers, 1254–1343, p. 93. Clarendon Press. ISBN0-19-821925-3.
^Brzezinski, Richard (1998). History of Poland – Poland Divided, p. 23. ISBN83-7212-019-6.
^Madden, Thomas (2012). Venice: A New History, p. 181. Penguin Group. ISBN9780147509802.
^Nicol, Donald M (1992). Byzantium and Venice: a study in diplomatic and cultural relations, p. 219. Cambridge, UK: Cambridge University Press. ISBN978-0-521-42894-1.
^Armstrong, Pete (2003). Osprey: Stirling Bridge & Falkirk 1297–98, p. 15. ISBN1-84176-510-4.
^Jones, Craig Owen (2008). Compact History of Welsh Heroes: The Revolt of Madog ap Llywelyn, p. 166. Publisher: Llygad Gwalch Cyf. ISBN9781845240752.
^Pounds, N. J. G. (1994). The Medieval Castle in England and Wales: A Social and Political History, p. 147. Cambridge, UK: Cambridge University Press. ISBN978-0-521-45099-7.