Year 1480 (MCDLXXX) was a leap year starting on Saturday (link will display the full calendar) of the Julian calendar. Events <onlyinclude> January–December March 6 – Treaty of Toledo: Ferdinand and Isabella of Spain recognize the African conquests of Afonso V of Portugal, and he cedes the Canary Islands to Spain (see Treaty of Alcáçovas). July 28 Mehmed II fails in his attempt to capture Rhodes from the Knights of Rhodes. An Ottoman army lands near Otranto, Italy. Pope Sixtus IV calls for a crusade to drive it away. August 12 - Ottoman invasion of Otranto: Ottoman troops behead 800 Christians for refusing to convert to Islam. The Martyrs of Otranto are canonized in 2013. September 27 – Consorts and co-rulers Ferdinand II of Aragon and Isabella I of Castile initiate the Spanish Inquisition (looking for heretics and unconverted Jews). October – Great Stand on the Ugra River: Muscovy becomes independent from the Golden Horde. The Theotokos of Vladimir icon is credited with saving Moscow. Date unknown The Lighthouse of Alexandria's final remains disappear when Qaitbay, Sultan of Egypt, builds the Citadel of Qaitbay on its site. Magdalen College School, Oxford, is established by William Waynflete. Births January 10 – Margaret of Austria, Regent of the Netherlands (d. 1530) February 12 – Frederick II of Legnica, Duke of Legnica from 1488 (until 1495 and 1505 with his brothers) (d. 1547) February 13 – Girolamo Aleandro, Italian Catholic cardinal (d. 1542) April 10 – Philibert II, Duke of Savoy (d. 1504) April 18 – Lucrezia Borgia, Duchess of Ferrara (d. 1519) June 1 – Tiedemann Giese, Catholic bishop from Danzig (Gdańsk) in Poland (d. 1550) July 5 – Philip of the Palatinate, Bishop of Freising and Naumburg (d. 1541) October 1 – Saint Cajetan, Italian Catholic priest and religious reformer (d. 1547) November 10 – Bridget of York, English nun (d. 1517) October – Saint Cajetan, founder of the Theatines (d. 1547) date unknown Fernão de Magalhães, Portuguese navigator (d. 1521) Vannoccio Biringuccio, Italian metallurgist (d. 1539) Claude Garamond, French publisher (d. 1561) Giovanni Guidiccioni, Italian poet (d. 1541) Ferdinand Magellan, Portuguese explorer (d. 1521) Jerzy Radziwiłł, Polish nobleman (d. 1541) Gazi Husrev-beg, Ottoman statesmen (d. 1541) Palma il Vecchio, Italian painter (d. 1528) probable Arasibo, Taino Cacique Hans Baldung, German painter (d. 1545) Matteo Bandello, Italian novelist (d. 1562) Johann Georg Faust, German alchemist (d. 1540) Anna Taskomakare, Swedish merchant