Claim: Benedetto Barberini was appointed 20 April 1856 and his term ended 10 May 1863, the successor was Antonio Tosti
Evidence: Benedetto Barberini (22 October 1788 – 10 April 1863) was a Catholic Cardinal and Camerlengo of the Sacred College of Cardinals. Roman Catholic Church 20 April 1856 10 April 1863