A gun and a quantity of ammunition have been found a during dissident search in Co Tyrone.
They were discovered in the Camlough Road area of Cookstown on Sunday.
Police have taken the seized items away for forensic examination.
Meanwhile explosives and other munitions have been found following searches related to ongoing dissident republican activity in Londonderry.
The items were discovered in the Beechwood area of the city on Monday.
Police have said their investigations are continuing.