British soldiers on patrol under the curious gaze of a young boy. Londonderry, Northern Ireland. 1972. © Abbas/Magnum Photos

A young boy offers a civilian the rubber bullet (as a memento) fired by British forces, which has wounded him. Londonderry, Northern Ireland. 1972 © Abbas/Magnum Photos

A little girl is confronted by armed British soldiers at a check point. Belfast, Northern Ireland. 1972. © Abbas/Magnum Photos

Abbas’s contact sheet from the archives showing the image, with his note, “building on fire, probably IRA, collapse on fireman.”