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
Right of expatriates to vote in their country of origin solely to citizens living in that country, thereby stripping expatriate citizens of their voting rights once they leave their home country (such as Ireland, with extremely limited exceptions). Expatriates' voting rights in local elections sometimes vary within individual countries, usually those with federal systems, such as Switzerland and the United States. For example, Swiss expatriates originally hailing from certain cantons may vote in elections at cantonal level, while those from other cantons may not. The issue has been raised by European Union institutions, particularly in relation to citizens of one EU state resident in another. As of 2006, 93 countries