Spain: Protest against ETA prisoners" group arrests In Bilbao tens of thousands attended a protest against the arrests of members of Herrira, which supports Basque separatist group ETA prisoners and their families. The 18 leaders were arrested on September 30 for "belonging to an armed group and funding terrorism." Protesters accused the government of trying to criminalise prisoners" rights. More about: Bilbao, ETA, Protest