# Slovak political dispute over EU referendum allegations > Developing situation record from CLSTR: https://clstr.news/situations/slovak-political-dispute-over-eu-referendum-allegations > Updated: 2026-11-09T11:49:00.000Z. Sources: 14. Developments: 2. Slovak Prime Minister Robert Fico has alleged that the 2003 referendum regarding Slovakia’s accession to the European Union was fraudulent. Fico claimed that the results were manipulated during the vote count to ensure success, suggesting that the narrow margin would not have been achieved without such adjustments. These allegations have triggered significant political tension. Opposition leaders from parties including KDH, SaS, and Progresívne Slovensko criticized the remarks as irresponsible and lacking evidence. Branislav Gröhling, leader of the SaS party, dismissed the claims as lies and called for the Statistical Office of the Slovak Republic to consider criminal complaints. In response to the rhetoric, SaS announced intentions to reintroduce a parliamentary proposal to formally embed Slovakia’s membership in the EU and NATO into the national constitution. ## Timeline ### 2026-11-09: Slovakia: Political dispute over EU referendum and pension reforms Slovak opposition leader Branislav Gröhling has challenged PM Robert Fico's claims of EU referendum fraud and proposed constitutional changes to secure EU and NATO membership. 2 sources. https://clstr.news/cluster/slovakia-political-dispute-over-eu-referendum-and-pension-reforms ### 2026-11-07: Robert Fico alleges 2003 EU accession referendum was fraudulent Slovak Prime Minister Robert Fico claims the 2003 referendum on EU membership was fraudulent, alleging vote adjustments were made to ensure success, sparking backlash from opposition leaders. 12 sources. https://clstr.news/cluster/slovak-prime-minister-robert-fico-claims-2003-eu-referendum-was-rigged --- Cite as: Slovak political dispute over EU referendum allegations. CLSTR, https://clstr.news/situations/slovak-political-dispute-over-eu-referendum-allegations