The Good Friday peace accord influenced ETA to call its cease-fire in 1998 . Basque separatist group ETA formed in 1959 began violent campaign in 1968 . The group's goal was to create an independent state for the Basque region of Spain and its people. Group blamed for more than 800 deaths , including many civilians .
Basque separatist group ETA formed in 1959 began violent campaign in 1968 . The group's goal was to create an independent state for the Basque region of Spain and its people. Group blamed for more than 800 deaths , including many civilians .