Claim: The Italian language is only written in a sovereign state in Southeastern Europe.
Evidence: Italian is an official language in Italy , Switzerland , San Marino , Vatican City and western Istria -LRB- in Slovenia and Croatia -RRB-.
Switzerland -LRB- -LSB- ˈswɪtsɚlənd -RSB- -RRB- , officially the Swiss Confederation , is a federal republic in Europe.