Préfecture (capital): Beauvais[?]
Sous-préfectures: Clermont[?], Compiègne[?] and Senlis[?].
See also: Communes of the Oise département
... under the Peace of Westphalia, in 1648, but political difficulties at the end of the 17th century almost eliminated them. In the 19th century, by state mandate ...