On the eastern front of the Tuileries Palace, Percier and Fontaine had the existing buildings cleared away to create a vast open space, the Cour du Carrousel, which they had closed with an iron fence in 1801. Somewhat ironically, the clearance effort was facilitated by the Plot of the rue Saint-Nicaise, a failed bomb attack on Napoleon on , which damaged many of the neighborhood's building that were later demolished without compensation. In the middle of the Cour du Carrousel, the Arc de Triomphe du Carrousel was erected in 1806–1808 to commemorate Napoleon's military victories. On , Percier and Fontaine's plan for the completion of the of uniting the Louvre and the Tuileries was approved, following a design competition among forty-seven participants. Works started immediately afterwards to build an entirely new wing starting from the Pavillon de Marsan, with the intent to expand it all the way to the Pavillon de Beauvais on the northwestern corner of the Cour Carrée. By the end of Napoleon's rule the works had progressed up to the . The architectural design of the southern façade of that wing replicated that attributed to Jacques II Androuet du Cerceau for the western section of the Grande Galerie.