Palace of Versailles "Glory Holding the Medallion of Louis XV", by Antoine Vassé; and "Royal Magnanimity" by Jacques Bousseau. The Royal Opera of Versailles was originally commissioned by Louis XIV in 1682 and was to be built at the end of the North Wing with a design by Mansart and Vigarani. However, due to the expense of the King's continental wars, the project was put aside. The idea was revived by Louis XV with a new design by Ange-Jacques Gabriel in 1748, but this also was temporarily put aside. The project was revived and rushed ahead for the planned celebration of the marriage
History of the Palace of Versailles but was never finished due to the king's death. Significant among Louis XV's contributions to Versailles were the "petit appartement du roi"; the "appartements de Mesdames", the "appartement du dauphin", the "appartement de la dauphine" on the ground floor; and the two private apartments of Louis XV – "petit appartement du roi au deuxième étage" (later transformed into the "appartement de Madame du Barry") and the "petit appartement du roi au troisième étage" – on the second and third floors of the palace. The crowning achievements of Louis XV's reign were the construction of the Opéra and the Petit Trianon.