"Day of the Dagger" Assassination of Henry 1st Duke Guise

"Day of the Dagger" Assassination of Henry 1st Duke Guise is in 1580-1599 Babington Plot and Execution of Mary Queen of Scots.

On 23 Dec 1588 Henry 1st Duke Guise (age 37), leader of the Catholic League, was assassinated at the Château de Blois by the King's bodyguard whilst Henry III King France (age 37) looked on.