1987 Hipercor bombing [SEP] point in time
Hipercor bombing
The Hipercor bombing was a car bomb attack by the Basque terrorist organisation ETA. It took place on 19 June 1987 at the Hipercor shopping centre on Avinguda Meridiana, Barcelona, Spain. The bombing killed 21 people and injured 45, the deadliest terrorist attack in ETA's history. Controversy surrounded the timing of telephone warnings made before the attack and the authorities' response to them.
Background.
In the two years before the attack, ETA detonated six car bombs in Barcelona that killed three people.
Batasuna, had been a member of ETA and served several years in prison for bank assault. He is currently serving time in prison for ties with ETA. 
Another important member of Batasuna was José Antonio Urrutikoetxea Bengoetxea, alias Josu Ternera, the main leader of ETA between 1987 and 1989 and accused of a number of assassinations like the 1987 Hipercor bombing which killed 21 people at Hipercor - a shopping center in Barcelona. He was imprisoned in France after 1989, released after finishing his sentence and was transferred to Spanish prisons,