[5] In 1858, the Prefect of the Seine, Georges-Eugene Haussmann, entered into an agreement with the government of Napoléon III over a program of public works for Paris.

[4] In 1860, the city reached an agreement with a group of private developers in order to extend the boulevard beyond the Parc Monceau.

[1][7] The angle of the street shifted slightly to the west at its intersection with Boulevard Haussmann and Rue de la Pépinière to head in the direction of the Parc Monceau and the Porte d'Asnières.

[4][1] At this intersection, Victor Baltard designed the Church of Saint-Augustin to fit onto a small site, so that its dome was on axis with the Boulevard Malesherbes and the Avenue de Friedland.

300,000 cubic meters of earth were removed, the expropriated structures demolished, the surface of the road laid, trees planted, and street lamps installed within this time period.