Italian language in Croatia
As of 2009, the Italian language is officially used in twenty cities and municipalities and ten other settlements in Croatia, according to the European Charter for Regional or Minority Languages. It is an officially recognized minority language in Istria County, where it is spoken by 6.83% of the population on the aggregate and closer to 50% of the population in certain subdivisions.
Serbian language in Croatia
The Orthodox liturgical book Varaždin Apostol from 1454 represents the oldest preserved text in Cyrillic from the territory of today's Croatia. Croatian Constitutional law on national minorities rights, one of only two constitutional laws in country, entered into force on 23 December 2002.