El Desafг­o: Eta 1x2 💯 Ultimate

: Interviews with former members of the Spanish Civil Guard and intelligence services regarding the failure to prevent the attack.

: Known as "Operación Ogro," ETA militants tunneled under a street in Madrid and detonated explosives as Carrero Blanco's car passed, launching the vehicle over a five-story building. El DesafГ­o: ETA 1x2

: Insights from veteran reporters like Iñaki Gabilondo and Gorka Landaburu , who documented the rising violence. : Interviews with former members of the Spanish

The second episode focuses on the transition of ETA from a small ideological group to a significant paramilitary threat during the final years of Francisco Franco's dictatorship. El DesafГ­o: ETA 1x2

The docuseries uses a pluralistic approach, featuring testimonies from diverse actors:

: You can stream the series on Amazon Prime Video.