Official language both English and Hindi. The selection of an official language (or no official language) is often contentious. An alternative to having a single official language is "official multilingualism", where a government recognizes multiple official languages. Under this system, all government services are available in all official languages. Each citizen may choose their preferred language when conducting business. Most countries are multilingual and many are officially multilingual. Taiwan, Canada, Philippines, Belgium, Switzerland, and the European Union are examples of official multilingualism. This has been described as controversial and, in some other areas where it has been proposed, the idea has been
Romansh language power of the central government of Grisons, which had always used German as its administrative language. In addition, many Romansh-speakers migrated to the larger cities, which were German-speaking, while speakers of German settled in Romansh villages. Moreover, economic changes meant that the Romansh-speaking villages, which had mostly been self-sufficient, engaged in more frequent commerce with German-speaking regions. Also, improvements in the infrastructure made travel and contact with other regions much easier than it had been. Finally, the rise of tourism made knowledge of German an economic necessity in many areas, while the agricultural sector, which had been a traditional domain