Politician Arnaldo Otegi is a leader of the former Batasuna party . That party is outlawed for its ties to ETA , which is fighting for Basque independence . Comment: The arrest of Otegi and others on Tuesday comes two days after police detained two of the most-wanted ETA suspects in France . ETA is listed as a terrorist group by Spain , European Union and U.S .
Politician Arnaldo Otegi is a leader of the former Batasuna party . That party is outlawed for its ties to ETA , which is fighting for Basque independence . Comment: ETA is listed as a terrorist group by Spain , European Union and U.S .