 The privileges that were given to the Serbs by Leopold formed the legal base for the creation of Serbian Vojvodina in the 19th century, if not before.Soon, Arsenije III was upset by news that the clergy of the Roman Catholic Church was forcing the newly arrived Serbs to convert.Upon reporting this to the Emperor, he was granted the "Diploma of Protection" for the Serbs and their religion on 11 December 1690.