[Man and woman embracing at farewell parade for the International Brigades, Barcelona]

[Spanish pilot applauding at farewell parade for the International Brigades, Barcelona]

[Women cheering at farewell parade for the International Brigades, Barcelona]

[People cheering at farewell parade for the International Brigades, Barcelona]

[Women with flowers at farewell parade for the International Brigades, Barcelona]

[General Juan Modesto speaking at a farewell ceremony for the International Brigades, Les Masies, Spain]

[Large group of soldiers at farewell ceremony for the International Brigades, Les Masies, Spain]

[Prime Minister Juan Negrin at the farewell ceremony for the International Brigades, Les Masies, Spain]

[Soldiers at farewell ceremony for the International Brigades listening to Juan Modesto, Les Masies, Spain]

[Soldiers at farewell ceremony for the International Brigades, Les Masies, Spain]

[Volunteer soldiers and their wives at farewell ceremony for the International Brigades, Les Masies, Spain]

[Juan Negrin giving speech at farewell ceremony for the International Brigades, Les Masies, Spain]

[Men from International Brigades preparing to leave, Les Masies, Spain]

[Soldiers at farewell ceremony for the International Brigades, Les Masies, Spain]

[Soldiers at farewell ceremony for the International Brigades, Les Masies, Spain]

[Soldiers marching at farewell ceremony for the International Brigades, Les Masies, Spain]

[Soldiers at farewell ceremony for the International Brigades, Les Masies, Spain]

[Republican troops saluting from their tank, Mora de Ebro, Spain]

[Remains of the Mora bridge, Mora de Ebro, Spain]

[Bridge damaged by Nationalist bombings, Rio Segre, Aragon front, near Fraga, Spain]

[Bridge damaged by Nationalist bombings, Rio Segre, Aragon front, near Fraga, Spain]

[Buildings destroyed by Nationalist bombings, Mora de Ebro, Spain]

[Destroyed buildings after Nationalist bombings, Mora de Ebro, Spain]

[Bridge destroyed by flooding of Republican rebels, Ebro River, Mora de Ebro, Spain]