国民投票

特別イベント : This date is being reserved for a potential popular referendum. Depending on popular demand, there may or may not be a referendum on this day. To view whether and how these dates were used, please go to http://www.admin.ch/ch/f/pore/va/liste.html (French) or http://www.admin.ch/ch/d/pore/va/liste.html (German)