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 (1972) of the military but takes a long term view with regard to a solution. In Harper's book ("The Passions of Great Fortune"), his comment on the song ends "…there must always be some hope that the children of 'Bloody Sunday', on both sides, can grow into some wisdom". Brian Friel's 1973 play "The Freedom of the City" deals with the incident from the viewpoint of three civilians. Irish poet Seamus Heaney's "Casualty" (published in "Field Work," 1981) criticizes Britain for the death of his friend. The incident has been commemorated by Irish band, U2, in their 1983 protest song "Sunday