Man arrested in Londonderry over 'terrorist activity'
A 39-year-old man has been arrested in Londonderry by detectives from the PSNI's serious crime branch.
A police spokeswoman said the arrest "forms part of an investigation into terrorist activity around 20 years ago".
The man has been taken to the serious crime suite at Antrim police station for questioning.
There are no further details about the investigation at this stage.