Study on the situation of Basque language compared to Spanish.
1/1/1980
8/25/2016
9/9/1983
5/24/2019
1/1/1964
5/4/2024
3/12/2019
10/29/2020
1/1/1982
1/1/1979
4/11/1978
11/19/2010
10/10/1968
9/6/2019
1/1/1984
1/1/1981
7/4/1980
1/1/1983