Minority languages of Croatia
The Constitution of Croatia in its preamble defines Croatia as a nation state of ethnic Croats, a country of traditionally present communities that the constitution recognizes as national minorities and a country of all its citizens. National minorities explicitly enumerated and recognized in the Constitution are Serbs, Czechs, Slovaks, Italians, Hungarians, Jews, Germans, Austrians, Ukrainians, Rusyns, Bosniaks, Slovenes, Montenegrins, Macedonians, Russians, Bulgarians, Poles, Romani, Romanians, Istro-Romanians ("Vlachs"), Turks and Albanians.
Source: Wikipedia — Minority languages of Croatia (CC BY-SA 4.0)