Romansh language proponents called on the Romansh people to nurture the "new-born" to allow it to grow, with Romansh writer Ursicin Derungs calling Rumantsch Grischun a ""lungatg virginal"" 'virgin language' that now had to be seduced and turned into a blossoming woman. The opposition to Rumantsch Grischun also became clear in the Swiss census of 1990, in which certain municipalities refused to distribute questionnaires in Rumantsch Grischun, requesting the German version instead. Following a survey on the opinion of the Romansh population on the issue, the government of Grisons decided in 1996 that Rumantsch Grischun would be used when addressing all Romansh
Romansh language around them remained Romansh-speaking longer. The shift to German was caused in particular by the influence of the local German-speaking élites and by German-speaking immigrants from the north, with the lower and rural classes retaining Romansh longer. In addition, beginning around 1270, the German-speaking Walser began settling in sparsely populated or uninhabited areas within the Romansh-speaking heartland. The Walser sometimes expanded into Romansh-speaking areas from their original settlements, which then often became German-speaking, such as Davos, Schanfigg, the Prättigau, Schams, and Valendas, which became German-speaking by the 14th century. In rare cases, these Walser settlements were eventually assimilated by their