Assassination Attempt Jun 17 Vlad III the Impaler attempts to assassinate Mehmed II (The Night Attack) forcing him to retreat from Wallachia Wallachian Prince Vlad the Impaler Ottoman Sultan Mehmed the Conqueror Sep 17 The Battle of Świecino (or Battle of Żarnowiec) is fought during Thirteen Years' War. Nov 1 Archduke Albrecht VI van Habsburg occupies Vienna 1461 Events in History by Year 1463