1456 in History
March 30 Prince Louis of Bourbon elected bishop of Liege
April 7 Louis van Burbon becomes prince-bishop of Luik
June 9 23rd recorded perihelion passage of Halley's Comet
July 7 Though she had already been executed, Joan of Arc is acquitted
July 22 Battle at Nandorfehervar (Belgrade): Hungarian army under Janos Hunyadi beats sultan Murad II
December 5 Earthquake strikes Naples; about 35,000 die