Year 1416 (MCDXVI) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. Events of 1416 January 27 – The Republic of Dubrovnik's the first state in Europe to outlaw slavery. May 30 – The Catholic Church burns Jerome of Prague as a heretic. Trezzo sull'Adda Bridge (the longest arch bridge in the world at the time)'s destroyed. Births March 27 – Antonio Squarcialupi, Italian composer (d. 1480) October 26 – Edmund Grey,… (More on 1416)