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
Switzerland in the Napoleonic era Federalist representatives formed a minority at the conciliation conference, known as the "Helvetic Consulta"; Bonaparte characterised Switzerland as federal "by nature" and considered it unwise to force the area into any other constitutional framework. On 19 February 1803, the Act of Mediation restored the cantons. With the abolition of the centralized state, Switzerland became a confederation once again. The period of the Helvetic Republic is still very controversial within Switzerland. It represents the first time that Switzerland as a unified country existed and a step toward the modern federal state. For the first time the population was defined as Swiss,