Flags and arms of cantons of Switzerland there is overlap; Unterwalden and Solothurn share the same colours, as do Basel and Appenzell, and with the accession of the modern cantons, Valais and Basel-City, and St. Gallen and Thurgau. Of the 26 cantons since 1999 (22 cantons in 1848, accession of Jura in 1979, three half-cantons designated "canton" in 1999): Distinctively, Swiss cantons use square flags. Historically, the number of cantons was: Nidwalden and Obwalden form traditional subdivisions of Unterwalden. Basel-Stadt and Basel-Landschaft, as well as Appenzell Inner- and Ausserrhoden, are half cantons, resulting from the division of Basel and Appenzell, respectively. The Swiss Federal Constitution of 1999
Cantons of France several smaller "communes". In the latter case, administrative services, the "gendarmerie" headquarters for example, are often situated in the principal town ("chef-lieu") of the "canton", although there are exceptions, such as "cantons" and , which have in common a "chief-town" which does not belong to either "canton". For statistical (INSEE) purposes, the twenty arrondissements of Paris – the administrative subdivisions of that city – are sometimes considered "cantons", but they serve no greater electoral function. "Cantons" also form legal districts, as seats of "Tribunaux d'instance" or "Courts of First Instance" (also, ""TI""...). Historically, the "cantons" are called "justices de paix"