Two women have been charged with terrorism offences as police investigate 'the New IRA'.
Officers had been probing the dissident republican group when they accused the pair of bring members of a proscribed organisation.
A 45-year-old woman, from Dungannon, and a 49-year-old woman, from Lurgan, were also charged with offences including directing terrorism and two separate charges of preparatory acts of terrorism.
It brought the number of arrests made on Saturday to five as part of Operation Arbacia.
It comes after a man was also arrested at London's Heathrow Airport as part of an investigation into the New IRA
The 62-year-old lives in Scotland and was detained using anti-terrorism powers.
Following the arrest officers from Police Scotland searched a property in the Blackhall area of Edinburgh.
He has now been taken to Belfast for questioning, according to police.
A 48-year-old man was also earlier charged with directing terrorism in Northern Ireland.
He is also accused of membership of an outlawed organisation and two separate charges of preparatory acts of terrorism.
A 32-year-old man from Londonderry has also been charged with directing terrorism in Northern Ireland, membership of an outlawed organisation and two separate charges of preparatory acts of terrorism.
A 43-year-old man from the Dungannon area also faces charges of directing terrorism in Northern Ireland, membership of an outlawed organisation and two separate charges of preparatory acts of terrorism.
He was also charged with conspiracy to possess explosives with intent to endanger life and conspiracy to possess ammunition with intent to endanger life.
All five will appear at Laganside Court on Monday August 24.
Crime Operations Assistant Chief Constable Barbara Gary, said: "Detectives from the Police Service of Northern Ireland's Police investigating dissident republican group the New IRA have charged a further two women this evening on suspicion of a wide range of offences under the Terrorism Act as part of Operation Arbacia, an ongoing investigation into the activities of the New IRA."
