They are mainly Indo-European languages and dialects, namely dominant South Slavic varieties (Serbo-Croatian, Macedonian, and Slovene) as well as Albanian, Aromanian, Bulgarian, Czech, German, Italian, Venetian, Balkan Romani, Romanian, Pannonian Rusyn, Slovak and Ukrainian languages.
There are also pockets where varieties of non-Indo-European languages, such as those of Hungarian and Turkish, are spoken.
From 1966, linguistic and ethnic divisions were part of the public discussion in Yugoslavia.
Language policies were delegated to the communal level.
[1] Yugoslavia established its language policies at the federal, republic, and communal levels.