Cantons of Switzerland the canton of Schwyz. Six of the 26 cantons are traditionally, but no longer officially, called "half-cantons" (, , , ). In two instances (Basel and Appenzell) this was a consequence of a historic division, whilst in the case of Unterwalden a historic mutual association, resulting in three pairs of half-cantons. The other 20 cantons were — and in some instances still are — though only in a context where it is needed to distinguish them from any half-cantons, typically termed "full" cantons in English. The historic half-cantons, and their pairings, are still recognizable in the first article of the
Restoration and Regeneration in Switzerland the great European powers in Swiss affairs. On 20 March, the Congress finalized a declaration on the future status of Switzerland, including the recognition of the territory of the 19 cantons of the Act of Mediation (including financial compensation for those cantons which had lost territory to newly formed ones) and the recognition of Valais, Neuchâtel and Geneva as part of Switzerland, while the Valtellina, Chiavenna and Bormio were detached from the Grisons and made part of the Kingdom of Lombardy-Venetia. Recognition of Swiss neutrality was left undecided, and on 20 May, after Napoleon's return from Elba the Swiss Tagsatzung