Rubuta ci gaba ga wannan sakin layi - Ya yi aiki a matsayin nuncio zuwa Switzerland. A cikin 1790 mai ban sha'awa da magana della Genga ya jawo hankalin da ya dace ta hanyar yin magana da hankali game da marigayi Sarkin sarakuna Joseph II. A cikin 1794 Paparoma Pius VI ya sanya shi canon na Basilica na Saint Peter, kuma a cikin 1793 ya sanya shi Babban Bishop na Taya. An tsarkake shi a Rome a shekara ta 1794 bayan an nada shi kuma an tura shi zuwa Lucerne a matsayin Nuncio na Apostolic. A shekara ta 1794 an tura shi zuwa nunciature a Cologne, amma saboda yakin
Dole ne ya yi zama a Augsburg. A wannan lokacin, ya yi imanin cewa zai zama matsayinsa na ƙarshe kuma ya shirya gina kaburbura ga mahaifiyarsa da kansa.