Mezue ahịrịokwu na-esonụ: Ọ bụ nwa nke Jean Lannes, 1st duke de Montebello, Marshal nke Alaeze Ukwu, onye nwụrụ n'ihi ọnya ọ merụrụ n'oge Agha Essling na 22 Mee 1809, na nwunye ya nke abụọ, Antoinette Scholastica Guéhenneuc. Emere ya onye isi nke France na 27 Jenụwarị 1827 site n'aka Charles X n'ihi ọrụ nna ya nyere, agbanyeghị na ọ nọ ọdụ na Palais du Luxembourg (ebe nzukọ nke Chamber of Peers) mgbe ndị isi oche nke Chamber of Peers.
Mgbanwe nke 1830. Ka ọ dịgodị, ọ gara United States, mgbe ahụ, e jikọtara ya na Embassy nke France na Rome, na viscount de Chateaubriand.