Croatian language
Croatian (; "" ) is the standardized variety of the Serbo-Croatian language used by Croats, principally in Croatia, Bosnia and Herzegovina, the Serbian province of Vojvodina and other neighboring countries. It is the official and literary standard of Croatia and one of the official languages of the European Union. Croatian is also one of the official languages of Bosnia and Herzegovina, a recognized minority language in Serbia, and neighboring countries.
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.