Hipercor bombing
The Hipercor bombing was a car bomb attack by the Basque separatist organisation ETA, which was classified as a terrorist group by the Spanish government. 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 attack in ETA's history. Controversy surrounded the timing of telephone warnings made before the attack and the authorities' response to them.