In order to obtain one position, this survivor of the St. Bartholomew's Day Massacre said that a certain city was "well worth a Mass" and converted to Catholicism.
A siege led by this man is the subject of an epic poem by Voltaire. He defeated Anne, Duke of Joyeuse at the Battle of Coutras ["koot-RAH"]. An event that happened shortly after this man's wedding was prompted by the attempted assassination of Gaspard de Coligny ["COL-in-yee"].  In order to obtain one position, this survivor of the St. Bartholomew's Day Massacre said that a certain city was "well worth a Mass" and converted to Catholicism. He was assassinated by Francois Ravaillac, who was upset with him for giving the Huguenots too much freedom with the Edict of Nantes ["nant"]. For 10 points, name this victor of the War of Three Henrys, the first French king from the House of Bourbon.
A siege led by this man is the subject of an epic poem by Voltaire.
Henry IV of France [or Henry of Navarre; or Henry III of Navarre; or the Green Gallant; or le vert galant; prompt on "Henry"]