Year 1446 (MCDXLVI) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. Events of 1446 Sultan Mehmed II of the Ottoman Empire is forced to abdicate in favor of his father Murad II by the Janissaries. October – Murad II invades Attica, forcing Constantine XI to return Thebes to the duchy of Athens and remove the tribute imposed in 1444. Murad II imposes his own tribute. October 9 – The hangul alphabet is created in Korea by King Sejong… (More on 1446)