June 25: Richard, Duke of Gloucester, deposes his nephew, King Edward V and imprisons Edward and his brotherThe Princes in the Tower, Edward V and his younger brother, Richard, Duke of York, imprisoned in the Tower of London, disappear and are murdered on orders of their uncle.
At Pau (now part of France), Queen Catalina becomes the new ruler of Navarre at the age of 14, upon the death of her older brother, the 15-year-old King Francisco Febo. Their mother, Magdalena of Valois, continues as regent of Navarre.
January 8– Following the appointment of the Duke of Albany as Lieutenant-General of the Realm, King James III of Scotland is restored to the throne after having been captured in battle on July 22, 1482.
January 20– The English Parliament, summoned by King Edward IV on November 15, assembles at Westminster.
April 9– At the age of 12, Edward V becomes King of England upon the sudden death of his father, King Edward IV. The young king will reign for only 78 days before being deposed, imprisoned and murdered by his uncle, Richard III.
April 29–Gran Canaria, the main island of the Canary Islands, is conquered by the Kingdom of Castile, a very important step in the expansion of Spain. Of 4,000 Castilian troops, 800 are killed and 1,600 others are taken as prisoners of war.
April 30–Pluto moves inside Neptune's orbit until July 23, 1503, according to modern orbital calculations. At the time, neither planet has been discovered by Earth astronomers. The event of Pluto being closer to the Sun than Neptune will happen again during the period lasting from 1979 to 1999.
May 19– King Edward V moves into the Tower of London, the traditional residence of monarchs prior to a coronation. King Edward's coronation had recently been rescheduled for June 25.
June 20– The powerful Duke Fernando II of Braganza is executed in Portugal, followed by more than 80 other noblemen, for his plot against the royal crown.
September 8–Edward of Middleham, the 7-year-old son of King Richard III of England, is given the title of Prince of Wales and designated the heir apparent to the throne. However, Edward will die less than a year later on April 9.
September 14–Archduke Maximilian of Austria, father of the four-year old Philip the Handsome, Duke of the Burgundian Netherlands, declares the abolition of the Regency Council that had administered the land in Philip's name after the death of Mary of Burgundy on March 27, 1482; Maximilian becomes the sole regent.
↑Woodacre, Elena (2013). The Queens Regnant of Navarre; Succession, Politics and Partnership. New York: Palgrave Macmillan.
12A. Andreyev and V. Korsakova, "Ryazanskiye knyaz'ya" ("The Princes of Ryazan") in Russkiy biograficheskiy slovar (Russian Biographical Dictionary (St Petersburg, 1913)
↑Meyerson, Mark (2018). "The Iberian Peninsula under Christian Rule". In Chazan, Roberts (ed.). The Middle Ages: The Christian World. The Cambridge History of Judaism. Vol.6. Cambridge: Cambridge University Press. p.178. doi:10.1017/9781139048880. ISBN9780521517249.
12Allmand, Christopher (2015). The New Cambridge Medieval History: Volume 7, c.1415-c.1500. Cambridge: Cambridge University Press. p.695. ISBN978-1-107-46076-8.
12Rhodes, D.E. (April 1962). "The Princes in the Tower and Their Doctor". The English Historical Review. 77 (303). Oxford University Press: 304–306. doi:10.1093/ehr/lxxvii.ccciii.304.
↑Bakos, Adrianna E. (1997). Images of Kingship in Early Modern France: Louis XI in Political Thought, 1560–1789. Routledge. p.9. ISBN978-0-4151-5478-9.