The Italian language is spoken in at least one country.
Bosnia and Herzegovina ( [ ˈbɒzniə_ənd_ˌhɛərtsəɡoʊˈviːnə , _ - ˌhɜːrt - , _ - ɡə - ] or [ ˌhɜːrtsəˈɡɒvᵻnə ] B&H ; Bosnian , Croatian , Serbian : Bosna i Hercegovina / Боснa и Херцеговина [ bôsna i xěrt͡seɡoʋina ] ) , sometimes called Bosnia-Herzegovina ( BiH ) , and , in short , often known informally as Bosnia , is a country in Southeastern Europe located on the Balkan Peninsula . Italian language . Italian is an official language in Italy , Switzerland , San Marino , Vatican City and western Istria ( in Slovenia and Croatia ) . Italy ( Italia [ iˈtaːlja ] ) , officially the Italian Republic ( [ Repubblica italiana , links = no ] ) , is a unitary parliamentary republic in Europe.The Italian peninsula is geographically located in Southern Europe , while North Italy can be placed partly or totally in Central Europe . Switzerland ( [ ˈswɪtsɚlənd ] ) , officially the Swiss Confederation , is a federal republic in Europe .