Rubuta ci gaba ga wannan sakin layi - Chateaubriand ya sake kasancewa tare da Kotun bayan kisan gillar Duke de Berry (1820), ya rubuta don wannan lokacin "Mémoires sur la vie et la mort du duc". Daga nan sai ya yi aiki a matsayin jakada a Prussia (1821) da Ingila (1822), har ma ya hau ofishin Ministan Harkokin Waje (28 ga Disamba 1822 <unk> 4 ga Agusta 1824). Mai cikakken iko ga Majalisa ta Verona (1822), ya yanke shawara a cikin goyon bayan sa hannun Quintuple Alliance a Spain
a lokacin "Trienio Liberal", duk da adawa daga Duke na Wellington. Chateaubriand ba da daɗewa ba Firayim Minista Joseph de Villèle ya sauke shi daga mukaminsa a ranar 5 ga Yuni, 1824, saboda ƙin yarda da dokar da ta gabata wanda zai haifar da fadada masu jefa ƙuri'a. Daga baya aka nada Chateaubriand jakadan Faransa a Genoa.