This picture, first of a series of three, shows an insurgent fighter tossing a hand grenade over a barbed wire fence and into loyalist soldiers with machine guns blazing in Burgos, Spain, Sept. 12, 1936. (AP Photo)
This picture, first of a series of three, shows an insurgent fighter tossing a hand grenade over a barbed wire fence and into loyalist soldiers with machine guns blazing in Burgos, Spain, Sept. 12, 1936. (AP Photo)