Demographics of Chile helps explain this relative lack of differentiation, which was maintained by the national reach of radio, and now television, which also helps to diffuse and homogenize colloquial expressions. There are several indigenous languages spoken in Chile: Mapudungun, Quechua, Aymara and Rapa Nui. After the Spanish invasion, Spanish took over as the lingua franca and the indigenous languages have become minority languages, with some now extinct or close to extinction. German is spoken to a great extent in southern Chile, either in small countryside pockets or as a second language among the communities of larger cities. Through initiatives such as the
Chile groups, regardless of whether or not they maintained their culture, traditions and language, and 4.6 percent of the population (692,192 people) fitted that description of indigenous peoples in Chile. Of that number, 87.3% declared themselves Mapuche. Most of the indigenous population shows varying degrees of mixed ancestry. Chile is one of 22 countries to have signed and ratified the only binding international law concerning indigenous peoples, the Indigenous and Tribal Peoples Convention, 1989. It was adopted in 1989 as the International Labour Organization (ILO) Convention 169. Chile ratified it in 2008. A Chilean court decision in November 2009 considered to