[Crowd during a land reform meeting, near Badajoz, Spain]

[Refugees walking on the road from Barcelona at the French border, Spain]

[Battle of Rio Segre, near Fraga, Aragón front, Spain]

[Battle of Rio Segre, near Fraga, Aragón front, Spain]

[Attack and Chapaiev Battalion, near Peñarroya, Córdoba front, Spain]

[Battle of Rio Segre, near Fraga, Aragón front, Spain]

[Chapaiev Battalion headquarters, La Granjuela, Córdoba front, Spain]

[Workers putting firing caps on bullets in a munition factory, Spain]