It's in connection to an investigation in Newry in November 2014
A thirty-four-year-old man has been charged with terror-related offences.
They include receiving training in making weapons for terrorism and conspiracy to possess explosives with intent to endanger life.
It's in connection to signifant activity detected during a serious crime branch investigation in Newry two years ago.
Twelve men were arrested at a house in the Ardcarn Park area on the tenth of November twenty fourteen.
The thirty-four-year-old was arrested in Belfast on Friday, and is expected to appear before Newry Magistrates Court tomorrow.
More than 200 police officers assaulted in NI over Christmas period
Minister halts business rates process after hospitality backlash
Tributes paid to man who died after car crashes into shop in Co Tyrone
Four more Santander branches to close in Northern Ireland
Mike Nesbitt to retain position as Health Minister