Romansh language German is also acquired in two varieties: Swiss German and Standard German. Additionally, in Val Müstair many people also speak Bavarian German as a second language. Aside from German, many Romansh also speak additional languages such as French, Italian, or English, learned at school or acquired through direct contact. The Swiss census of 1990 and 2000 asked for the "language of best command" as well as for the languages habitually used in the family, at work, and in school. Previous censuses had only asked for the "mother tongue". In 1990, Romansh was named as the "language of best command" by
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