Year 1466 (MCDLXVI) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. Events of 1466 August 26 – A conjure against Piero di Cosimo de' Medici, led by Luca Pitti and Borso d'Este,'s discovered in Florence. October 19 – The Thirteen Years' War ends with the Second Peace of Thorn (1466) The Chimú Empire's conquered by troops of the Inca. Erik Axelsson Tott replaces Jöns Bengtsson Oxenstierna as Regent of Sweden. The fir… (More on 1466)