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
Flags and arms of cantons of Switzerland suggestions to correct this, including a 1938 suggestion to use a solid green field divided by a diagonal white line, but they were not successful. The flag is an 1803 design, but its designer or intended symbolism have not been recorded. The convention of displaying the flag "per fess" is apparently inspired by Lucerne. The design dates to 1803, based on the flag used in the Vaudois insurrection against Bernese rule in the 1790s, which was green and inscribed with Liberté, Egalité in white lettering. From this, the white and green became the "revolutionary" colours of cantons newly created from