This might be wrong cause I don't know which lesson but if it was a while ago like before the 1980 it was because children were forced to work and they would get hurt and still be forced to work so it would be slow. But if it is no in the 2000 it is because people are not getting paid enough so they don't wanna work and are working slow
Bascos are considered as a nation, composed of their own language (Basque) and their own cultural values and belonging, but without owning their own independent constituted State.
