19 April 1980,
Hernaniarra Felipe Sagarna Ormazabal Zapa was killed by Basque Spanish Battalion. Civil guards, with friends in Urnieta's poteo, threatened him after a fight with them. They decided to return to Hernani and Ignacio Iturbide Piti of BVE and Ladislao Zabala were shot on their way home. Felipe Sagarna was one of the founders of the txaranga Los Incansables in Hernani. In the video, a song in honor of the txaranga.
Source:
Joseba Zabraise, Names to remember. (Basque Memory Foundation)