1280

• June 23 – Reconquista – Battle of Moclín: Troops of the Emirate of Granada defeat those of the Kingdom of Castile, and Kingdom of León.^[1]
• September 27 – King Magnus III of Sweden founds a Swedish nobility, by enacting a law accepting a contribution of a cavalry-member in lieu of ordinary tax payments.^[2]
• Construction on the northern section of the
  Grand Canal of China is begun.^[3]
• The final expansion of Lincoln Cathedral in England is completed.^[4]
• Tarnovo, ending the Asen Dynasty in Bulgaria.^[5]
• Al Mansur Qalawun defeats the rebels, and keeps Syria within the Egyptian sultanate.^[6]
• The second of two main surveys of the Hundred Rolls, an English census seen as a follow-up to the Domesday Book completed in 1086, is completed; it began in 1279.
• Thomas III of Savoy, becoming the capital of the House of Savoy.^[7]
• Approximate date
  • The Ancestors of the Māori people from eastern Polynesia become the first human settlers of New Zealand.^[8]
  • The Wolf minimum of
    solar activity begins.^[9]

• Birger, King of Sweden, Swedish monarch (d. 1321)^[10]
• Wu Zhen, Chinese painter (d. 1354)^[11]
• Approximate date
  • Anna of Kashin, Russian saint (d. 1368)^[12]
  • Musa I of Mali, West African emperor (d. c.1337
    )

• February 10 – Margaret II, Countess of Flanders (b. 1202)^[13]
• Magnus VI of Norway^[14]
• August 22 – Pope Nicholas III (b. 1218)^[15]
• November 15 – Albertus Magnus, German theologian^[16]
• January 1 – Ertuğrul father of Osman I^[17]

References