Ermua is a town and municipality located in the province of Biscay, in the autonomous community of Basque Country, northern Spain.

Because of the steep, irregular terrain, building space is limited, and Ermua is one of the most densely populated towns in the Basque country.

Ermua and Eibar are linked by the N-634 and share a common exit from the Autopista AP-8 (AP-8), the toll road that crosses the Basque Country, and connects Bilbao with the French border.

[4] His kidnapping and death had a great impact on both Spanish and Basque society and sparked the formation of an anti-terrorism organisation, a peace movement known as "Foro de Ermua".

It aimed to promote political and civil liberties but was limited in popular appeal, being handicapped by being supported by the Basque elite and Spanish nationalists.