11-M, prescribed crime: the judicial journey and the unsolved unknowns of the terrorist massacre that changed Spain. Two decades ago today, Spain suffered the largest attack on European soil.

The investigation demonstrated Islamist authorship, but it left Al Qaeda's thesis lame and put aside the many doubts that had been arising. The Islamist attack of 11-M achieved the essential objective of terrorism to extend its impact more... . 20th anniversary of the attack on Madrid's Atocha station.