As the security situation spiralled out of control, the NI Civil Rights Association called for an end to the policy of imprisonment without trial. Here British troops search civilians on the day of the massacre (Pic: William L. Rukeyser)
Protesters assembled in the Creggan estate, with the destination the city's Guildhall.
With the British Army having erected barricades blocking the way to the Guildhall, some rioting ensued with demonstrators running from tear gasOn introducing internment, Stormont also banned large public assemblies, making civil rights demonstrations illegal.
This photo shows youths confronting soldiers minutes before paratroopers opened fire (Pic: William L. Rukeyser)Just before 4pm paratroopers requested permission to start an arrest operationAt 4.10pm soldiers opened fire on people in the area of Rossville flats. This photo shows Fr Edward Daly leading a group of people carrying Jackie Duddy, who was shot in the car park of the flats
British paratroopers escorted civil rights demonstrators away from the sceneThe Civil Rights Association led a march in Derry a day after Bloody SundayThe remains of the 13 people shot dead on Bloody Sunday in a church in Derry on 2 February 1972. A further victim, John Johnston, later died from injuries he received on the dayThe British Embassy in Merrion Square, Dublin, was destroyed by fire in angry protests in the days following the Bloody Sunday massacreMarchers in Derry carrying signs for the deceased on the one year anniversary of Bloody Sunday