Because of his involvement in the subject, he was elected as member of the Presidency of the political party Enotna lista.
From 2000 to 2003, he was the chairman of the Carithian Slovenes delegacy at the National Minorities Day, but he moved to the role of Vice-Chairman in 2003.
With the political influence he gained, he continued to promote the problem of legal rights of his minority at Austria's Constitutional court.
Austria received a lot of attention and concern about its handling of its minorities after his protest after the erection of bilingual signs in Sankt Kanzian am Klopeiner See (Škocijan), which he considered illegal in this unsatisfactory form.
[1] With Vouk as its prime candidate for Carinthia, the party Liberal forum achieved a result of 1.5% of total votes at the Austrian Parliamentary elections in 2008.