Henry III and the Duke of Guise at The Chateau de Blois, 1588 before the latter's assassination by Henry's bodyguards. Henry III, 1551 - 1589. King of the Polish-Lithuanian Commonwealth from 1573 to 1575 and King of France. Henry I, Prince of Joinville, Duke of Guise, Count of Eu, 1550 - 1588, aka Le Balafre or Scarface. From Hutchinson's History of the Nations, published 1915.