 During the time of French rule, Ruthweiler belonged to the "Mairie" (“Mayoralty”) of Burglichtenberg, the Canton of Kusel, the Arrondissement of Birkenfeld and the Department of Sarre.After Napoleon’s troops were defeated and driven out of Germany, the victorious powers discussed a new territorial order, and the Congress of Vienna wrought yet another territorial reorganization.In 1816, Ruthweiler passed to the Principality of Lichtenberg.