British counterterrorism police arrested a dual UK-Iranian national on Thursday on suspicion of preparing terrorist acts, amid an investigation into suspicious activity near an air base. LONDON, Oct 1 (Reuters) - British counter-terrorism police investigating a suspected plot involving an air base used by the US to target Iran said on Thursday they had arrested a dual UK-Iranian national on suspicion of preparing terrorist acts.In an incident which triggered a huge police response, raised ‌alarm among Western allies, and remains largely unexplained, five British men in their 20s were arrested on Sunday on suspected terrorism and explosive offences near RAF Fairford in western En... Key points and original sources are listed below.

• British counterterrorism police arrested a dual UK-Iranian national on Thursday on suspicion of preparing terrorist acts, amid an investigation into suspicious activity near an air base.S1

• LONDON, Oct 1 (Reuters) - British counter-terrorism police investigating a suspected plot involving an air base used by the US to target Iran said on Thursday they had arrested a dual UK-Iranian national on suspicion of preparing terrorist acts.In an incident...S2

• UK police say they have arrested a 27-year-old dual citizen in London while a second man has been questioned under caution in a probe of an air base incident.S3

• The 27-year-old was arrested on suspicion of preparing an act of terrorism in connection with a foiled plot against a base used by U.S. forces.S4

• British police arrest UKIranian man over security incident at US airbase in EnglandS5

• The 27-year-old man was arrested in Westminster, London, marking the sixth arrest in connection with the incident near the airbase.S6

• UK police said they arrested a sixth man, a British-Iranian dual national, in relation to an incident near an airbase used by the US to launch strikes on Iran.S7

• Counter-terrorism police also questioned a UK national, days after five others were arrested and released on bail.S8