1481
Year 1481.
Events
January–March
- January 6 - Ahmed Khan bin Küchük, Khan of the Great Horde, is killed by the Khan of Sibir, Ibak Khan in battle and is succeeded by his son, Sheikh Ahmed.
- February 6 - The first execution during the Spanish Inquisition is carried out in Seville in an auto-da-fé as six people convicted of heresy are burned alive. As a result of this and other murders, thousands of conversos— mostly Jewish people who had converted to Christianity— flee their homes.
- March 15 - The first of a series of earthquakes to affect the island of Rhodes occurs, leading up to the deadly earthquake in May.
April–June
- April 2 - King James III of Scotland gives royal assent to the six Defence of the Realm Acts and to the Benefices Act 1481, passed by his parliament in anticipation of a war with England.
- April 5 - Mahmud Gawan, the chief minister of India's Bahmani Kingdom is executed in Bidar on orders of the Sultan Muhammad Shah III Lashkari, after being falsely convicted of treason. The preparer of the forged document that led to Gawan's overthrow, Malik Hasan Bahri, becomes the new peshwa.
- April 8 - Pope Sixtus IV issues the papal bull Cogimur jubente altissimo, calling for Roman Catholics to participate in a crusade against the Ottoman Empire, starting with the Turkish-occupied southern Italian area in and around Otranto, with the liberation of Valona to follow.
- May 3
- * The 1481 Rhodes earthquake, the largest of a series, strikes the island of Rhodes, causing an estimated 30,000 casualties.
- * Mehmed II, Sultan of the Ottoman Empire, dies and is succeeded by his son, Bayezid II.
- May 21 - King Christian I of Denmark and Norway dies at the age of 55. Although his eldest son, Prince Hans of Oldenburg, is accepted as the new King of Denmark, the Riksrådet of the Kingdom of Norway postpones its decision pending negotiations to possibly reunite with the Kingdom of Sweden.
- June 21 - The papal bull Aeterni Regis grants Portugal first option to all newly conquered African and Asian lands south of the Canary Islands to Portugal.
July–September
- July 24 - Fire destroys the roof and the spires of Reims Cathedral.
- August 29 - John II of Portugal starts to rule in his own right.
- September 10 - Alphonso II of Naples recaptures the city of Otranto.
October–December
- October 13 - The bodies of the Martyrs of Otranto, who had been killed in Italy in 1480 by the Ottomans who had conquered the city of Otranto, are discovered in the city's cathedral "uncorrupted", and the group as a whole is celebrated as martyrs to the Roman Catholic faith. The 813 martyrs will be canonized more than 500 years later on May 12, 2013.
- November 16 - At Târgoviște, Basarab Țepeluș cel Tânăr replaces his successor, Vlad Călugărul as the voivode of Wallachia
- December 10 - With the death of Duke Charles IV of Anjou, Anjou reverts to the French crown under Louis XI, as does the Provence, which until then was part of the Holy Roman Empire.
- December 14 - Ayas Pasha, the Ottoman Empire's sanjak of Bosnia, captures the city of Herceg Novi after a month-long siege when the Duke Vlatko Hercegović agrees to surrender.
- December 22 - The Canton of Fribourg and the Canton of Solothurn are admitted as cantons of Switzerland by the Swiss Confedderation
- December 26 - At the Battle of Westbroek, Holland defeats the troops of Utrecht.
- December 28 - The city of Zahara de la Sierra, now part of Spain, is captured by the Moorish Emir Abu'l-Hasan Ali of Granada in a surprise attack, leading to a counterattack by the Kingdom of Castile two months later.
Date unknown
- The Constitució de l'Observança is approved by the Catalan Courts, establishing the submission of royal power to the laws of the Principality of Catalonia.
- Axayacatl, Aztec ruler of Tenochtitlan, dies and is succeeded by his brother Tízoc.
- The Aztec Calendar Stone or Sun Stone is carved.