His arrest of a victor at the Battle of Lens sparked a revolution ended by the Peace of Rueil.
Although he had not yet actually negotiated a peace settlement, this man rode back and forth in front of opposing armies at Casale yelling "peace!" This minister later set up an organization to counter the aggression of Ferdinand III called the League of the Rhine. His arrest of a victor at the Battle of Lens sparked a revolution ended by the Peace of Rueil. Following the second Battle of the Dunes, this man negotiated a treaty that saw Philip IV of Spain give his daughter to this minister's master. He gained his highest post thanks to the approval of (*) Anne of Austria, the king's mother. This man had Louis de Bourbon, the Prince of Conde arrested in 1648, which prompted the Fronde of the Parlement, and he also negotiated the aforementioned Treaty of the Pyrenees. For 10 points, name this Italian-born adviser to Louis XIV.
Although he had not yet actually negotiated a peace settlement, this man rode back and forth in front of opposing armies at Casale yelling "peace!"
Cardinal Jules {Mazarin} [or Cardinal Giulio Raimondo {Mazzarino}]