4 source-backed records whose verified scope explicitly identifies Switzerland. This is an observance index, not a public-holiday calendar.
Art Basel and the Canton of Basel-Stadt both list the 2026 Basel fair for June 18–21, with Art Basel separately identifying June 16–17 preview days. Art Basel’s official history says the fa…
The Canton of Jura’s official calendars list Fête de l’indépendance on 23 June, including 23 June in both 2026 and 2027.
The Canton of Geneva’s official holiday calendar lists Restauration de la République on 31 December, including 31 December 2026 and subsequent calendars.
Swiss federal sources place the modern August 1 national-day tradition in the late nineteenth century, with an 1891 jubilee and later Federal Council action, and record nationwide public-ho…
