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 their regional variety. The cantonal government aimed to introduce Rumantsch Grischun as the sole language of instruction in Romansh schools by 2020. In early 2011, however, a group of opponents in the Surselva and the Engadine founded the association Pro Idioms, demanding the overturning of the government decision of 2003 and launching numerous local initiatives to return to the regional varieties as the language of instruction. In April 2011, Riein became the first municipality to vote to return to teaching in Sursilvan, followed by an additional 4 in December, and a further 10 in early 2012, including Val Müstair, which