Editing Pope Leo XII (section)

===Cardinal===
[[File:Grand Gala Berlin.jpg|thumb|right|380px|"The Grand Gala Berlin", a luxury carriage constructed in Rome during the first half of the nineteenth century, is an order of the States of the Church during the reign of two pontiffs: Leo XII, in the years 1824–1826, and [[Gregory XVI]], who requested some important modifications. The carriage was used for five solemn festive occasions in the year.]]
In 1814 della Genga was chosen to carry [[Pope Pius VII]]'s congratulations to [[Louis XVIII of France]] upon his restoration.

On 8 March 1816 he was created Cardinal-Priest of [[Santa Maria in Trastevere]] and he received his red [[zucchetto]] on 11 March and his titular church on 29 April 1816. Later he was appointed as the Archpriest of the [[Basilica di Santa Maria Maggiore]], and appointed to the [[episcopal see of Sinigaglia]], which he resigned in 1818<ref name=EB1911/> for health reasons. He resigned without ever having entered his diocese.<ref name=Toke/>

On 9 May 1820, [[Pope Pius VII]] gave him the distinguished post of [[Cardinal Vicar|Vicar-General of His Holiness for the Diocese of Rome]].<ref name=Miranda>{{Cite web |url=http://www2.fiu.edu/~mirandas/bios1816.htm#Genga |title=Miranda, Salvador. "Della Genga, Annibale", ''The Cardinals of the Holy Roman Church'' |access-date=29 August 2014 |archive-date=9 December 2014 |archive-url=https://web.archive.org/web/20141209095343/http://www2.fiu.edu/~mirandas/bios1816.htm#Genga |url-status=dead }}</ref>