The arrest came following a search of a property in Letterbreen on Sunday, with police also search properties in Enniskillen and Garrision.
Man behind Kinawley explosives haul jailed for 14 years
Cavan man admitted possession of explosives, firearms and ammunition with intent and having articles for use in terrorism.
LATEST: Police reveal extent of Kinawley explosive find
POLICE in Fermanagh have revealed the extent of an explosive and weapons find in Kinawley.