The youngest was created in 1978 by a constitutional amendment in which the people and the cantons accepted the establishment of the canton of Jura, whose territory had until then been subject to the sovereignty of the canton of Bern.
最年轻的一个州是1978年根据宪法的一项修正案由人民和各州接受成立的汝拉州，在那以前该州领土受伯尔尼州主权管辖。