  pope leo xii (22 august 1760&nbsp;â 10 february 1829), born annibale francesco clemente melchiore girolamo nicola sermattei della genga, reigned from 28 september 1823 to his death in 1829. as pope, leo xii's reign of the papal states was unpopular among most people who would revolt in uprisings to some of the policies that he implemented. ==biography== ===early life=== della genga was born of a noble family from la genga,the town is now simply genga. a small town in what is now the province of ancona, then part of the papal states. he was born to flavio della genga and maria luisa periberti di fabriano. he was the brother of filippo della genga. he was born at the castello della genga in the territory of spoleto. toke, leslie. "pope leo xii." the catholic encyclopedia. vol. 9. new york: robert appleton company, 1910. 28 aug. 2014 he was educated at the accademia dei nobili ecclesiastici at rome, where he was ordained priest in 1783. in 1790 the attractive and articulate della genga attracted favourable attention by a tactful oration commemorative of the late emperor joseph ii. he was the uncle of gabriele della genga sermattei who in the 19th century was the only nephew of a pope to be elevated to cardinal. ===papal nuncio=== in 1792 pope pius vi made him a canon of the vatican church, and in 1793 created him titular archbishop of tyre and despatched him to lucerne as [
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