Kammala jumla mai zuwa: Goicoechea ya rubuta Iron Belt don kare Bilbao a lokacin yakin basasar Spain. Amma nan da nan kafin kammala shi ya tsere zuwa Nationalist gefen, kuma wannan shi ne m a cikin
'Yan kishin kasa sun ci Bilbao a ranar 12 ga Yuni, 1937.