In 1840, he completed a column in the Place de la Bastille dedicated to the July 1830 revolution that had brought him to power. He also began the restoration of the churches of Paris damaged during the French Revolution, a project carried out by the architectural historian Eugène Viollet-le-Duc, beginning with the church of the Abbey of Saint-Germain-des-Prés. Between 1837-1841, he built a new Hôtel de Ville with an interior salon decorated by Eugène Delacroix.[115]