Romansh language the most comprehensive collection of Romansh words, which can also be used in the idioms with the necessary phonetic shifts. The signatories of "Pro Rumantsch" stress that Romansh needs both the idioms and Rumantsch Grischun if it is to improve its chances in today's communication society. In Switzerland, official language use is governed by the "territorial principle": Cantonal law determines which of the four national languages enjoys official status in which part of the territory. Only the federal administration is officially quadrilingual. Romansh is an official language at the federal level, one of the three official languages of the Canton
Romansh language opposing the measure, followed by a second petition signed by around 180 Romansh writers and cultural figures, including many who were supportive of Rumantsch Grischun but opposed its introduction as a language of instruction. Opponents argued that Romansh culture and identity was transmitted through the regional varieties and not through Rumantsch Grischun and that Rumantsch Grischun would serve to weaken rather than strengthen Romansh, possibly leading to a switch to German-language schools and a swift Germanization of Romansh areas. The cantonal government refused to debate the issue again however, instead deciding on a three-step plan in December 2004 to introduce