Detectives from the Police Service’s Terrorism Investigation Unit carried out searches in the Columbcille Court area of Derry/Londonderry on Saturday 9th September as part of an ongoing terrorism investigation.
A 43 year old man was arrested under the Terrorism Act and has been taken into custody for questioning.
A number or searches have taken place in the Londonderry area recently.
In one search police seized what they believe to be six improvised explosive devices, a machine pistol and a quantity of ammunition in the Stewarts Terrace area of Londonderry
Detectives have also been granted an extension by a court to continue questioning two men and a woman who were arrested in Londonderry on Thursday under the Terrorism Act