In 1919, at the end of the First World War, Versailles was put in the limelight again as the various treaties ending the war were signed in the castle proper and in the Grand Trianon.
Kljub temu je vlada ostala še naprej v Versaillesu, nekaj časa pa je razmišljala celo o dokončni preselitvi glavnega mesta v Versailles, v izogib nadaljnjemu revolucionarnemu razpoloženju Parižanov; le-to je bilo skoraj realizirano ob restavraciji monarhije v letu 1873.