ski) was a Polish Jesuit, a preacher and leading figure in the Counter-reformation in the Polish-Lithuanian Commonwealth. He was called the “Polish Bossuet” due to his oratorical abilities.3Father Skarga: Piotr Skarga (1536–1612; actual name: Piotr Powski) was a Polish Jesuit, a preacher and leading figure in the Counter-reformation in the Polish-Lithuanian Commonwealth. He was called the “Polish Bossuet” due to his oratorical abilities.