Henri de la Tour d'Auvergne was a French military leader who lived during the 17th century. He is known for his significant contributions to the French army, particularly during the Thirty Years' War and the Franco-Spanish War. Turenne was renowned for his strategic brilliance and his innovative military tactics, which earned him a reputation as one of the greatest generals of his time. His military successes and leadership skills have left a lasting impact on the history of warfare.