Bloody Sunday (1921) all had been killed or fatally wounded in Belfast. At the time the day was referred to as "Belfast's Bloody Sunday". However the title of "Bloody Sunday", is now more commonly given in Ireland to events in Dublin in November 1920 or Derry in January 1972. A strict curfew was enforced in Belfast after the violence, to try to ensure the Orange Order's 12 July marches passed off peacefully. Directly after the violence, on 11 July, the Commandant of the IRA's 2nd Northern Division, Eoin O'Duffy, was sent to Belfast by the organization's leadership in Dublin to liaise with the
Bloody Sunday (1921) Catholics and Protestants continued until the following summer, when the northern IRA was left isolated by the outbreak of the Irish Civil War in the south and weakened by the rigorous enforcement of internment in Northern Ireland. Bloody Sunday (1921) Bloody Sunday or Belfast's Bloody Sunday was a day of violence in Belfast, Northern Ireland on 10 July 1921, during the Irish War of Independence. In retaliation for an Irish Republican Army (IRA) ambush of a police raiding party, Protestant loyalists attacked Catholic enclaves, burning homes and businesses. This sparked gun battles between republican and loyalist paramilitaries, and street fighting