No Swiss passports were issued prior to 1915 , more than 60 years after the establishment of the modern Swiss Confederation .
Swiss citizenship is still primarily citizenship in one of the Swiss cantons , and the naturalization of foreign citizens is the privilege of the cantons .
No Swiss passports were issued prior to 1915 , more than 60 years after the establishment of the modern Swiss   .
Swiss citizenship is still primarily citizenship in one of the Swiss cantons , and the naturalization of foreign citizens is the privilege of the cantons .