 Complete the following phrase:  Initially a lukewarm member of the Polish Reformed Church, under the influence of Jesuits and his first wife he converted from Calvinism to Catholicism. Potocki was married to Zofia Kalinowska and Anna Mohyła. After careful studies at home and abroad mostly in France and in the Netherlands he began his great military career by fighting the rebels with his father and uncles on the side of King Sigismund III at the 