It is the largest and most active of the "dissident republican" paramilitary groups waging a campaign against the British security forces in Northern Ireland.
[18] In February 2014 the group sent seven letter bombs to British Army recruitment offices in south-east England; the first time republicans had struck in Britain since 2001.
[28][29] On 4 March 2016, a prison officer (Adrian Ismay) died of a heart attack in hospital, having received serious wounds following a booby-trap bomb detonating under his van on Hillsborough Drive, East Belfast 11 days earlier.
[34] In May 2016 three men were shot in paramilitary style attacks in republican areas of Belfast during a 24-hour period, leaving two injured and one dead.
Gardaí suspected Barr was shot dead because it was believed by the Kinahan cartel he provided a “safe house” to one of the gunmen in the Regency Hotel attack.
[37] In June 2016 it was revealed that a five-man New IRA hit team were in Dublin's north inner city looking to murder two leading gangsters after one of their associates was shot dead in a gangland feud.
[citation needed] In Cork City at 5pm on 7 December 2016, former Chief of Staff of the RIRA southern command, Aidan "The Beast" O’Driscoll, was shot and killed in the street by two masked gunmen.
O'Driscoll had been shot in the leg in June 2013 in what the New IRA claimed was a punishment-style shooting for "unrepublican conduct" before he had stepped-down from command in 2012.
[42] The group remained active in 2018, with it and the Continuity IRA claiming they have no plans to announce a ceasefire along the lines of that of the ONH.
In July 2018 the New IRA claimed responsibility for a spate of gun and bomb attacks at police officers during the riots in Derry.
[44] On 19 January 2019, there was a car bomb attack at the Bishop Street Courthouse in Derry, for which the New IRA are the "main line of enquiry".
The Irish Republican Socialist Party cancelled its Easter Rising commemoration in Derry as a direct result of Lyra McKee's death.
[59] Republican murals around the city of Derry, including the famous Free Derry Corner gable end wall, were amended over the weekend following Lyra McKee's death expressing a community desire to move away from the violence of the past and disowning the dissident groupings who desire a return to it.
[62] The PSNI said that officers had made a number of arrests under the Terrorism Act across Northern Ireland in relation to New IRA activities.
[64] On 17 November 2022, the New IRA claimed responsibility for a bomb attack in which two PSNI officers were targeted by an explosive device which detonated near their vehicle while they were on patrol in Strabane, County Tyrone.
[65] The New IRA admitted in a typed statement it carried out the attempted murder of PSNI Detective Chief Inspector John Caldwell, who was shot multiple times by two gunmen in front of his son and other children after a youth football session he had been coaching on 22 February 2023.
Rallies in County Tyrone organized under the slogan 'No Going Back', in reference to the violence of The Troubles, condemned the shooting.