Arrondissement of Rethel

The arrondissement of Rethel is an arrondissement of France in the Ardennes department in the Grand Est region. Its capital is the city of Rethel.
It is in the southwest of the department with an area of , the second smallest "arrondissement" of the department. It has 37,142 inhabitants and a density of inhabitants/km².
History.
When the Ardennes department was created on 1800, the "arrondissement" of Rethel was part of that original department.
Geography.
The "arrondissement" of Rethel is bordered to the north by the "arrondissement" of Charleville-Mézières, to the east by the "arrondissement" of Vouziers, to the south by the Marne department and to the west by the Aisne department.
Composition.
Cantons.
After the reorganisation of the cantons in France, cantons are not subdivisions of the "arrondissements" so they could have "communes" that belong to different "arrondissements".
The cantons in the "arrondissement" of Rethel are (with their INSEE codes):
Communes.
The "arrondissement" of Rethel has 101 "communes"; they are (with their INSEE codes):
The "communes" with more inhabitants in the "arrondissement" are: