Men of the Shanghai Volunteer Corps (SVC) at a fortified position, 1937

Parade of the International Brigades, in spanish, Brigadas Internacionales. 
Picture taken between 1936 and 1938

"Brigadas Internacionales"

The tank to the left of the Scorpion is one of four Churchills originally leased, later purchased, by the Irish Army in the late 1940's.  This one was, up to recently, used as a monument at the gates of Longford Barracks in the Irish Midlands.  Oh well, at least it had a quiet retirement ...