An original protest poster Stop the torture! For an international tribunal! Troops out of Ireland now!, published by the International Marxist Group, c.1974. The poster features a photomontage by Peter Kennard, created to mark the Bloody Sunday massacre of January 1972 when members of the British Parachute Regiment opened fire on demonstrators in Derry, Northern Ireland. An uncommon poster. A higher resolution image is available for viewing on request.