March 10–Henry Beaufort, 3rd Duke of Somerset receives a general pardon from King Edward IV of England after having had his lands confiscated for his support of King Henry VI in the War of the Roses. Beaufort's renewed status lasts only until the Battle of Hexham 14 months later and he is beheaded on May 15, 1464.
March 26– By order of Sultan Mehmed II of the Ottoman Empire, David Komnenos, the last Emperor of Trebizond, is arrested at Adrianople and put in jail along with his sons Basil, Manuel and Georgios and his nephew Alexios, on charges of conspiracy to overthrow the Ottoman imperial government.
April–June
April 3– The Ottoman Army under the command of Isa Bey Ishaković captures the town of Argos, located in Greece but territory of the Republic of Venice, prompting concerns that the Ottoman Empire intends to spread their conquests to the Italian peninsula.
April 28–Pope Pius issues the papal bullIn Minoribus Agnetes, retracting his earlier complaint against the late Pope Eugene IV and endorsing the previous work at the Council of Basel.
August 1– The Importation Act 1463, given royal assent on April 29 by King Edward IV goes into effect, setting a minimum price for imported grain at 6 shillings, 8 pence per unit. The legislation had been passed to encourage the purpose of farmers raising grain in England.
August 20– The Republic of Venice renews its 1448 peace treaty with Albania, pledging that any treaty between Venice and the Ottoman Empire will include a guarantee of Albanian independence. The amended treaty also guarantees the presence of Venetian Navy ships in the Adriatic Sea to protect Albania, as well as the right to asylum in Venice for Albanians.
September 12–Pope Pius II calls for all Christians to participate in a crusade against the Ottoman Empire.
November 1– The last emperor of Trebizond, David Megas Komnenos, is beheaded in Constantinople two years after his capture by the Ottoman Empire, by orders of the Sultan Mehmed II, in addition to his sons Basil and Manuel and his daughter Anna (who had been a concubine of the Sultan) and two other people.
December 1–Mary of Guelders, Queen regent of Scotland for her 12-year-old son, King James III, dies at the age of 30, prompting the new regent, Bishop James Kennedy, to contact the former King Henry VI of England to mediate a peace between England and Scotland.
12Setton, Kenneth M.; Hazard, Harry W.; Zacour, Norman P. (1989). A History of the Crusades, Volume VI: The Impact of the Crusades on Europe. University of Wisconsin Press. pp.241–243. ISBN0-299-10740-X.
↑William Cunningham, The Growth of English Industry and Commerce during the Early and Middle Ages. Fifth Edition (Cambridge: Cambridge University Press, 1915), p. 407.
↑Noli, Fan S. (1947), George Castrioti Scanderbeg (1405–1468), New York: International Universities Press, pp.35–36, OCLC732882
↑Palmer, Alan; Palmer, Veronica (1992). The Chronology of British History. London: Century Ltd. pp.128–131. ISBN0-7126-5616-2.
↑Ludwig Pastor, The History of the Popes from the Close of the Middle Ages, Volume III (London: Kegan Paul, Trench, Trübner, & Co., 1894), p. 332.