Charles Lemercier de Longpré , baron d ' Haussez Charles Lemercier de Longpre , baron d ' Haussez ( October 20 , 1778 Neufchâtel - en - Bray ( Normandy ) - November 10 , 1854 Saint - Saëns ( Seine - Maritime ) ) was a French politician and minister . Biography . The Baron of Haussez was from a family of magistrates attached to the Old Regime . As soon as his graduation , still quite young , he entered the royalists who plots hatched by the end of the revolutionary period . In the seventh year , he served in the " royal army in Normandy , was denounced to the police , prosecuted , and had to hide until 1804 . He began to conspire and was compromised in the case of the attempted landing and Pichegru . Accused of having favored the company of the conspirators , he was prosecuted but acquitted for lack of evidence . He seemed to rally enthusiastically to the Empire and was created Baron of the Empire ( November 1805 ) and appointed mayor of his hometown of Neuchâtel ( now Neufchâtel - en - Bray ) . But he soon regain his Legitimist inclination . Eager to welcome Louis XVIII at the head of a Neufchâtel delegation , he commanded of the National Guard after Waterloo , was general counsel of the Lower Seine , and he was elected by the general department of the college August 22 , 1815 . He had previously failed , May 10 , as candidate for the Chamber of the Hundred Days in the borough of Neufchâtel - en - Bray . After the dissolution of the House , which he applauded , he was not re - elected and was appointed prefect of the Landes ( May 28 , 1817 ) and prefect of the Gard ( March 19 , 1819 ) and prefect of Isère ( 1820 ) . It was under his administration broke out the troubles of Grenoble ( 1821 ) , following the revolution in Piedmont . General Pamphile de Lacroix , who commanded the division , the department put in a state of siege , which appealed to the government and obtained the withdrawal of the measure . He nevertheless took a personal part of the most active in the bloody repression . He was prefect of the Gironde ( April 7 , 1824 ) , State Councilor and Officer of the Legion of Honor , he returned to the Chamber of Deputies November 17 , 1827 , elected by the 2nd District electoral Landes ( Dax ) . He served in the majority , but when Charles X was separated from the Viscount Martignac to call the Prince de Polignac to form a new ministry , on August 23 , 1829 , he was assigned the portfolio of the Navy , replacing Vice - Admiral Rigny . He signaled his transition to government in the preparation and conduct of the expedition to Algiers . With his colleagues Bourmont , Courvoisier and Guernon Ranville , he contributed to revoke the treaty first signed with the envoys of the Pasha of Egypt , Muhammad Ali , whereby the latter was responsible to attack the pirates in Africa and to avenge the blow given by the Dey of Algiers to the consul of France . Once it had been decided that France itself would up arms , England asked in vain for explanations , complained and even resorted to threats . The French informed them that the king would lay down their arms until they reach the double goal he had proposed , the immediate cause of hostilities and , secondly , the triumph of Interest common to all Christendom . That attitude deeply angered England . In Paris , the British Ambassador , Sir Charles Stuart tried to intimidate the Baron up in the semi - diplomatic . But the Minister of the Navy rejected these approaches and he said : If you want a diplomatic answer , Mr . Chairman will oblige . For me , I tell you , except the official language , f * * * you ! He eagerly continued preparations for the war effort . In all ports of the kingdom , he doubled the burden on workers and their wages and chartered in under three months one hundred warships and four hundred transports . He rescinded the appointment of Admiral Roussin in command of the fleet , and gave the command to Admiral Duperré , the maritime prefect in Brest . He signed the orders of St . Cloud ' s July 25 , 1830 . When the victory was gained for the insurgency , he went to St . Cloud with Charles X , then won Dieppe , and thence to England . Involved in the trial of ministers , he was sentenced " in absentia " , April 11 , 1831 , to life imprisonment . He spent his time in exile to visit Italy , Switzerland and Germany and returned to France , after the amnesty of 1839 and took up his residence in the department of Seine - Lower . He gave up politics and died in 1854 at the castle of Saint - Saëns .