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 referendum on becoming a republic was held in Bulgaria on 8 September 1946. The result was 95.6% in favour of the change, with voter turnout reported to be 91.7%. Following the referendum, a republican constitution was introduced the following year.
A referendum on the transfer of church property was held in Latvia on 1 and 2 September 1923, the first time a referendum had been held in the country. Voters were asked whether the government should be stopped from transferring the Lutheran St James's Church in Riga to the Roman Catholic Church. Although a large majority voted for the proposal, voter turnout was well below the level required, and the church building was subsequently given to the Catholic Church.
A two-part referendum was held in Switzerland on 23 May 1875. A new federal law establishing and certifying civil status and marriage was narrowly approved, whilst a new federal law on suffrage was narrowly rejected.
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.
Three referendums were held in Switzerland in 1882. Two were held on 30 July on copyright law and measures against epidemics, both of which were rejected. The third was held on 26 November on executing article 27 of the federal constitution, and was rejected by 64.9% of voters.
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 a federal law on insolvency and debt was held in Switzerland on 17 November 1889. The new law was approved by 52.9% of voters.
A referendum on a war tax was held in Switzerland on 6 June 1915. Voters were asked whether they approved of amending the constitution to introduce a one-off war tax. It was approved by a large majority of voters and all cantons, the first time a referendum had been passed in every canton.
A referendum on foodstuffs was held in Switzerland on 10 June 1906. Voters were asked whether they approved of a new federal law concerning foodstuffs and basic commodities. The proposal was approved by 62.6% of voters.
A referendum on the armed forces was held in Switzerland on 3 November 1907. Voters were asked whether they approved of the organisation of the federal armed forces. The proposal was approved by 55.2% of voters.
A referendum on insurance was held in Switzerland on 4 February 1912. Voters were asked whether they approved of a federal law on health and accident insurance. The proposal was approved by 54.4% of voters.
A referendum on employment protection was held in Switzerland on 17 February 1924. Voters were asked whether they approved of an amendment to the federal employment protection law. The proposal was rejected by 57.6% of voters.
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.
A referendum on the sugar industry was held in Switzerland on 14 March 1948. Voters were asked whether they approved of a federal resolution on the reorganisation of the Swiss sugar industry. The proposal was rejected by 63.8% of voters.
Three referendums were held in Switzerland during 1900. The first was held on 20 May on a federal law on health, accident and military insurance, and was rejected by 69.8% of voters. The second and third were held on 4 November on introducing proportional representation for National Council elections and the direct election and increase in members of the Federal Council. Both were rejected by a majority of voters and cantons.
Two referendums were held in Switzerland during 1918. The first was held on 2 June on introducing a direct federal tax, and was rejected by a majority of voters and cantons. The second was held on 13 October 1918 on introducing proportional representation for National Council elections, and was approved by a majority of voters and cantons. As a result, proportional representation was introduced in the 1919 elections.
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.
