26th July » Wars of the Roses: the Battle of Edgecote Moor, pitting the forces of Richard Neville, 16th Earl of Warwick against those of Edward IV of England, takes place.
19th October » Ferdinand II of Aragon marries Isabella I of Castile, a marriage that paves the way to the unification of Aragon and Crown of Castile e.g Castile into a single country, Spain.