A 26-year-old man has been charged with the preparation of Syria-related terrorism acts.
Tuhin Shahensha, from Hudson Road, Southsea, Portsmouth, was charged under Section 5 of the Terrorism Act 2006 and is due to appear at Westminster Magistrates' Court in London today.
Shahensha was one of four people arrested as part of a number of warrants executed across Hampshire and London by officers from the south east counter-terrorism unit (Sectu) on October 14.
A 23-year-old man and a 23-year-old woman remain in police custody.
A 29-year-old woman from Greenwich was released without charge.