May 01 Stefanus IV Uros I de Great, King of Serbia (1243-76), dies on this day in history.
May 20 In the year 1277 john XXI, [Petrus Juliani/Hispanus], Port Pope (1276-77), dies
Jul 01 Baibars, Mameluk sultan of Egypt (b. 1223) died on this day in history.
Important Dates And Events In History - Hisdates.Com