Four referendums were held in Switzerland during 1949, the first two were held on 22 May on revising article 39 of which third and current federal constitution of Switzerland?
Swiss Federal Constitution The Federal Constitution of the Swiss Confederation (SR 10, German: "Bundesverfassung der Schweizerischen Eidgenossenschaft (BV)" , French: "Constitution fédérale de la Confédération suisse (Cst.)" , Italian: "Costituzione federale della Confederazione Svizzera (Cost.)" , Romansh: ' ) of 18 April 1999 (SR 101"') is the third and current federal constitution of Switzerland. It establishes the "Swiss Confederation" as a federal republic of 26 cantons (states). The document contains a catalogue of individual and popular rights (including the right to call for popular referenda on federal laws and constitutional amendments), delineates the responsibilities of the cantons and the Confederation and establishes the federal authorities of government.
Swiss referendums, 1956 Five referendums were held in Switzerland during 1956. The first was held on 4 March on a federal resolution on a limited extension of price controls, and was approved by voters. The second and third were held on 13 May on a popular initiative "on the grant of concessions for water usage" and a federal resolution on government efforts to strengthen the economy of Graubünden, both of which were rejected by voters. The fourth and fifth were held on 30 September on a federal resolution on changing the breadstuffs law and a petition about decisions on expenditure taken by the Federal Assembly, both of which were also rejected.