POLICE have arrested an 18-year-old from Portsmouth as part of a nationwide probe into extreme far-right activities, it has been reported.
The teenager is one of three people held across the country this morning after co-ordinated raids.
He has been arrested on suspicion of encouraging terrorism and dissemination of terrorist publications and is being questioned in London.
The other are a 17-year-old from London and a 21-year-old from Bath.
Police said the arrests, made by officers from the North East Counter Terrorism Unit, were pre-planned.
Searches are ongoing at properties in Portsmouth, Bath, London and Leeds, officers said.
The 21-year-old was arrested on suspicion of possessing material useful to someone preparing an act of terrorism and conspiracy to inspire racial or religious hatred.
The 17-year-old was arrested on suspicion of encouraging terrorism, dissemination of terrorist publications, and conspiracy to inspire racial or religious hatred.