International English the sphere of influence of English-speaking countries. Here English may serve as a useful lingua franca between ethnic and language groups. Higher education, the legislature and judiciary, national commerce, and so on, may all be carried out predominantly in English. The "expanding circle" refers to those countries where English has no official role, but is nonetheless important for certain functions, e.g. international business and tourism. By the twenty-first century, non-native English speakers have come to outnumber native speakers by a factor of three, according to the British Council. Darius Degher, a professor at Malmö University in Sweden, uses the term
National language recognized as a language with "special status" used in state institutions. The Italian language is the de jure and de facto official language of Italy. Italian is also referred to as national language for historical and cultural reasons, because since the 15th century, Italian became the language used in the courts of nearly every state in Italy and in general among educated Italians (scholars, writers, poets, philosophers, scientists, composers and artists) who contributed to what is nowadays the culture of Italy. Furthermore, Italian was often an official language of the various Italian states before unification, slowly replacing Latin, even when