The Constitution of Liechtenstein was promulgated on 5 October 1921, replacing the 1862 constitution. It was granted by Johann II, Prince of Liechtenstein, and established the rule of parliamentary democracy mixed with that of constitutional monarchy, as well as providing for referendums on decisions of the Landtag. It also abolished the three seats in the Landtag appointed by the Prince and lowered the voting age from 24 to 21.
A referendum on lowering the voting age from 20 to 18 was held in Denmark on 19 September 1978. It was held after the Danish government lowering the age of majority from 20 to 18 in 1976. The change was approved by 53.8% of voters with a turnout of 63.2%. The electoral age had previously been lowered from 21 to 20 in a 1971 referendum, after a 1969 referendum had rejected lowering the electoral age to 18.
A referendum on lowering the voting age from 21 to 18 was held in Denmark on 24 June 1969. The proposed change was rejected by 78.6% of voters with a turnout of 63.6%. Two years later, the electoral age was instead lowered to 20 years, and finally, after a 1978 referendum, to 18 years.
A constitutional and electoral age referendum was held in Denmark on 28 May 1953. Both proposals were approved by voters, leading to both a new constitution taking effect on 5 June, and the electoral age being lowered from 25 to 23 years, also starting on 5 June. Voter turnout was 59.1% for the constitution question and 57.1% for the voting age question.
A referendum on reducing the voting age from 23 to 21 was held in Denmark on 30 May 1961. It was approved by 55% of voters with a 37.3% turnout.
A double referendum was held in Liechtenstein on 2 March 1919. Voters were asked whether they approved of increasing the number of directly elected members of the Landtag from 12 to 17, and whether the voting age should be lowered from 24 to 21. Both proposals were rejected by 54.8% of voters.
A three-part referendum was held in Switzerland on 21 October 1877. A federal law on working in factories was approved by voters, whilst a federal law on compensation for not serving in the military and a federal law on the political rights of settled and travelling people and the loss of rights for Swiss citizens were both rejected.
Two referendums were held in Switzerland in 1887. The first was held on 15 May, asking voters whether they approved of a federal law on spirits, and was approved by 65.9% of voters. The second was held on 10 July, asking voters whether they approved of an amendment made to article 64 of the federal constitution, and was approved by 77.9% of voters and 20.5 cantons.
A referendum on federal salaries was held in Switzerland on 28 May 1933. Voters were asked whether they approved of a federal law that would lower the salaries of federal officials on a temporary basis. The proposal was rejected by 55.1% of voters.
A referendum on public order was held in Switzerland on 11 March 1934. Voters were asked whether they approved of a federal law on maintaining public order. The proposal was rejected by 53.8% of voters.
A referendum on unfair competition was held in Switzerland on 29 October 1944. Voters were asked whether they approved of a new federal law on unfair competition. The proposal was approved by 52.9% of voters.
Three referendums were held in Switzerland during 1925. The first was held on 24 May on a popular initiative calling for insurance for invalidity, old age and bereavement, and was rejected by voters. The second was held on 25 October on a federal resolution on the settlement and residence of foreigners, and was approved by a majority of voters and cantons. The third was held on 6 December on a federal resolution on insurance for invalidity, old age and bereavement, and was also approved by a majority of voters and cantons.
Two referendums were held in Switzerland during 1945. The first was held on 21 January on a federal law on the Swiss Federal Railways, and was approved by voters. The second was held on 25 November on a federal resolution on the "for the family" petition, and was also approved.
Three referendums were held in Switzerland during 1947. The first was held on 18 May on a popular initiative for "economic reform and rights concerning work", and was rejected by voters. The second and third were both held on 6 July on revising the articles of the federal constitution covering the economy and a federal law on aged and bereavement insurance. Both were approved by voters.
Four referendums were held in Switzerland in 1981. The first was held on 5 April on a popular initiative "for a new policy on foreigners." Known as the "Mitenand Initiative", it was rejected by 84% of voters. The next two referendums were held on 14 June on popular initiatives for gender equality and the protection of consumer rights, both of which were approved. The final referendum was held on 29 November on prolonging the federal finance order, and was also approved.
Four referendums were held in Switzerland in 1991. The first two were held on 3 March on lowering the voting age to 18, which was approved, and on a popular initiative on promoting public transport, which was rejected. The third and fourth were held on 2 June on reorganising the federal finances, which was approved, and amending the military penal code, which was approved.
Fourteen referendums were held in Switzerland in 1978. The first four were held on 26 February on a popular initiative "for more co-decisions of the Federal Assembly and the People on national road making" (rejected), an amendment to the federal law on aged and bereaved insurance (approved), a popular initiative to lower the retirement age (rejected) and amending the article on the economic cycle in the Swiss Federal Constitution (approved). The next five referendums were held on 28 May on a law on time (rejected), an amendment to the tariff law (approved), a new federal law banning abortion (rejected), a federal law on promoting research and universities (rejected) and a popular initiative "for 12 Sundays a year free from motor vehicles" (rejected).
Eleven referendums were held in Switzerland during 2001. The first three were held on 4 March on popular initiatives on joining the European Union, lowering medicine prices and lowering the urban speed limit to 30 km/h in most places. All three were rejected by voters. The next three referendums were held on 10 June on two separate amendments to the federal law on the Swiss army and on a federal resolution on abolishing the requirement for a permit to establish a diocese, all of which were approved.
Five referendums were held in Switzerland in 1988. The first two were held on 12 June on a federal resolution on the constitutional principles behind a co-ordinated transport policy and on a popular initiative on lowering the retirement age to 62 for men and 60 for women. Both were rejected by voters. The final three referendums were held on 3 December on three popular initiatives "against real estate speculation", "for the shortening of labour time" and on limiting immigration. All three were rejected.
Fifteen referendums were held in Switzerland during 2000. The first five were held on 12 March on reforming the judiciary and four popular initiatives; "for speeding up direct democracy ", "for a just representation of women in federal authorities", "for the protection of men against manipulations in procreation technology" and one to reduce motorised road by 50%. Whilst the judiciary reform was approved, all four popular initiatives were rejected. The next referendum was held on 21 May to authorise sectoral agreements between Switzerland and the European Union, and was approved by around two-thirds of voters.
