 Roman Catholic Diocese of Guastalla

The Diocese of Guastalla ("Dioecesis Guastallensis") was a Catholic suffragan bishopric in the province of Reggio Emilia, Italy, from 1828 to 1986.It began as a small chapel, ordered by a Holy Roman Empire; it was promoted into being a parish; it then became a territorial abbey; and finally, after the Napoleonic occupation of Italy, it was made a diocese at the request of his second wife.