'The Call', by Jesús Ceberio: a 111-second lie for a misinformation campaign that has already lasted 20 years. “I am certain that it was ETA,” José María Aznar assured the then director of EL PAÍS, whose essay dismantles the PP's strategy to obtain electoral benefits from the 11-M attack.

The success of this strategy was not electoral, but cultural. According to some surveys, more than a third of the population believes that ETA had some participation in the attack.