The Spanish transition to democracy from 1975 on and ETA's progressive radicalisation have resulted in a steady loss of support, which became especially apparent at the time of their 1997 kidnapping and countdown assassination of Miguel Ángel Blanco.
A transición española á democracia dende 1975 e a progresiva radicalización de ETA resultaron nunha inmediata perda de apoio, que volveuse especialmente palpable durante o secuestro e posterior asasinato de Miguel Ángel Blanco Garrido en 1997.