Police have arrested 12 men suspected of dissident republican activity in Newry.
The police swoop was on Monday evening in the Ardcarn Park area of the city.
All of the men, aged between 36 and 75, have been taken to Antrim Serious Crime Suite for questioning.
Detective Superintendent Kevin Geddes said: "Police are determined to investigate those individuals suspected of involvement in serious crime.
"This investigation is an example of our commitment to keep everyone in the community safe."