Official language after unifying the country in 221 BC. Classical Chinese would remain the standard written language for the next 2000 years. Standardization of the spoken language received less political attention, and Mandarin developed on an "ad hoc" basis from the dialects of the various imperial capitals until being officially standardized in the early twentieth century. According to an undated chart by the American pro-English-only organization known as U.S. English, 178 countries have an official language at the national level. Among those, English is the most common with 67 nations giving it official status. French is second with 29 countries, Arabic is
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