Year 1443 (MCDXLIII) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. Events of 1443 July 22 – Battle of St. Jakob an der Sihl: Zürich is barely defeated. November 28 – Battle of Nis: John Hunyadi, and the Albanians, under Skanderbeg, defeat the Turks. Nuno Tristão penetrated the Arguim Gulf. King Sejong the Great establishes Hangul as the native alphabet of the Korean language. Vlad II Dracul begins his second term as ru… (More on 1443)