 In the so-called Investiture Controversy conflict between the Roman Catholic church in Rome and the secular power, the pope loyal Count Burkhard von Nellenburg, the son and heir of Eberhard, conformed in 1080 all of the rights of the monastery.The monastery was directly subordinate to the Pope, and received the vast estate of the family, the free election of the abbot, and the mint money market as well as the town of Schaffhausen.Thus abbot became the new lord of the city.