Romansh language Grisons, the language borders largely stabilized in the 16th century and remained almost unchanged until the 19th century. This language area is often called the "Traditional Romansh-speaking territory", a term introduced by the statistician Jean-Jacques Furer based on the results of the Swiss censuses. Furer defines this language area as those municipalities in which a majority declared Romansh as their mother tongue in any of the first four Swiss censuses between 1860 and 1888. In addition, he includes Fürstenau. This represented 121 municipalities at the time, corresponding to 116 present-day municipalities. The villages of Samnaun, Sils im Domleschg, Masein, and
Romansh language language spoken to children and cows, but also that of the village notable, the priest, and the teacher." Additionally, Romansh schools had been common for several years before German had become a necessity, so that Romansh was firmly established as a medium of education. Likewise, in the Upper Engadine, where factors such as increased mobility and immigration by German speakers were even stronger, Romansh was more firmly established as a language of education and administration, so that the language was maintained to a much greater extent. In Central Grisons, by contrast, German had been a central part of schooling since