A classic example is the transformation of Paris under the Second Empire, by Napoleon III and the prefect Baron Haussmann, but we can also recall the similar interventions in London (1848-1865), Florence (1859-1865), Vienna (1857) and Brussels (1867-1871).
One classic example is the transformation of Paris under Napoleon III's Second Empire, led by Baron Haussmann as prefect. Similarly, comparable urban transformations occurred in London from 1848 to 1865, Florence between 1859 and 1865, Vienna in 1857, and Brussels from 1867 to 1871.