Roman Catholic Diocese of Lausanne, Geneva and Fribourg in a papal brief of 20 September 1819, the city of Geneva and twenty parishes belonging to the old Diocese of Geneva (which in 1815 had become Swiss) to the See of Lausanne. The bishop (in 1815 Petrus Tohias Yenni) retained his residence at Fribourg, and since 1821 has borne the title and arms of the Bishops of Lausanne and Geneva. His vicar general resides at Geneva, and is always parish priest of that city. Bishop Yenni died on 8 December 1845 and was succeeded by Etienne Marilley. Deposed in 1848 by the Cantons of Berne, Geneva, Vaud and Neuchâtel,
History of Geneva broke out from time to time. Even after the ousting of bishop la Baume from Geneva, the triumph of Protestantism was not assured, as the Catholic faction within that city conspired with Fribourg to act for the return of the Catholic bishop to Geneva. La Baume himself was reluctant at first, but Pope Clement VII pressured him to accept. On July 3, 1533 - with military aid from Fribourg - the bishop once again entered Geneva in a procession. The Grand Council demanded from the bishop to honor the traditional freedoms of the republic, which he promised to uphold. However,