sentences:  On 17 June 1814 under the Treaty of Paris, the Principality of Monaco was restored to Honoré IV.The fabric of the palace had been completely neglected during the years in which the Grimaldi had been exiled from Monaco.Such was the state of disrepair that part of the east wing had to be demolished along with Honoré II's bathing pavilion, which stood on the site occupied today by the Napoleon Museum and the building housing the palace archives.