On the 14th August 1969 the British Army were deployed onto Northern Ireland’s streets for the first time, to relieve an exhausted RUC in the wake of the Battle of the Bogside. As they entered the city the troops were confronted with a ring of barricades surrounding the Bogside area and manned by the rioters, presenting them with an instant dilemma – to attempt to remove the barricades and provoke a confrontation, or to leave the barricades intact and allow the Bogside to remain beyond official law & order?