In 1789, France erupted Great Revolution. One of as revolutionary measures, Paris's very many geographic name are replaced: The Louis 15 squares change the name as the harmony square, the Notre Dame cathedral are changed the name as “the rational hall”, the outstanding gothic style construction saint Yak church is levelled off, the prosperous multi-mho square louis xiv bronze statue, the new bridge Henry four th bronze statue and Paris other each place king the bronze statue are overthrown. After the Great Revolution ended, Napoleon has carried on the new extension work to Paris, has constructed the Paris Arc De Triomphe and Louvre museum's north and south two wings, has renovated Seine both banks, scours the river course, and has constructed large quantities of classicism palace, the building, the apartment.
Hereafter Paris had been through repeatedly the counter-method union to seize, in July, 1830 revolutionizes, in 1848 revolutionizes. To Napoleon's three th times, the city already was ruined is unable to withstand. In 1859, Napoleon three th appointed Governor Sener big province, Paris police Bureau Chief George · Ou Ren· the Osman baron (Baron George Eugène Haussmann) is responsible for Paris's large-scale urban reconstruction. Osman has demolished Paris's barbican wall, the construction around the city road, opens many very straight boulevard in the old city, and has constructed the multitudinous neoclassicism style square, the park, the residential district, the hospital, the train station, the library, the school, as well as public eruptive fountain and street heart sculpture, but also the old quarry which underground spreads across using Paris constructs the city to give the drainage system. But he has also torn down many precious historical heritages and the cultural relic, always has the historical dispute to the Paris old city destruction.)