Famous Deaths Happened In 1421

Mar 22 Thomas of Lancaster, 1st Duke of Clarence, second son of Henry IV of England (killed in battle) (b. 1388) died on this day in history.  

May 26 Mohammed I, sultan of Turkey (1413-21), dies in the year 1421.  

Jun 21 In the year 1421 death of jean Le Maingre, Marshal of France (b. 1366)  

Jul 25 On this day in history birth of henry Percy, 3rd Earl of Northumberland, English politician (d. 1461)  

Dec 06 On this day in history birth of henry VI, king of England (1422-61, 1470-71)