Ordained in December 1798. Cardinal in Pectore on 20 December 1824, elevated by Pope Leo XII. Cardinal–Priest of Ss Quattro Coronati on 13 March 1826. Participated in the conclave of 1829 that elected Pope Pius VIII. Participated in the conclave of 1830–1831 that elected Pope Gregory XVI. Cardinal–Bishop of Frascati, Italy on 2 October 1837. Prefect of the 28 November 1843. Cardinal–Bishop of Ostia, Italy on 17 June 1844. Dean of the conclave of 1846 that elected Pope Blessed Pius IX.