Jules_de_Polignac--René_Pléven

Jules Auguste Armand Marie de Polignac, Count of Polignac (French pronunciation: [ʒyl də pɔliɲak]; 14 May 1780 – 30 March 1847), then Prince of Polignac, and briefly 3rd Duke of Polignac in 1847, was a French statesman and ultra-royalist politician after the Revolution. He served as prime minister under Charles X, just before the July Revolution in 1830 that overthrew the senior line of the House of Bourbon.