In July–September 1938, the company participated in fierce battles on the Catalan (Aragonese) front, having repulsed seven attacks of the fascists on September 2. Shortly after, in the Battles of the Ebro river, the newspaper editors Shyster and Yuri Velykanovych were killed - Velykanovych, who after the death of Shyster took his post, died on September 4, 1938.