In foreign affairs Cardinal Richelieu of france?

Cardinal Richelieu of France was a proficient statesman and diplomat who aimed to increase French power and influence on the European stage. He often used alliances and military interventions to achieve this goal, including supporting Protestant powers in the Thirty Years' War when it suited France's interests. Richelieu's foreign policy was characterized by a realpolitik approach of advancing France's position through strategic alliances and interventions.