PJ police state they have evidence of the crimes of joining and supporting an international terrorist organisation, international terrorism, and crimes against humanity.

"The evidence gathered indicates that these two individuals have taken different positions in the structure of ISIS / Daesh, and they are also the object of investigation by the competent Iraqi judicial authorities", says the press release from the PJ which also adds that for now there is no evidence that the crimes had been committed in Portugal.

The operation was conducted by the PJ's National Counterterrorism Unit (UNCT) and also had the collaboration of the Central Department of Investigation and Criminal Action (DCIAP), the Foreigners and Borders Service (SEF) and, at an international level, with the support of Iraqi judicial authorities, through UNITAD-UN.

The arrests and searches also included the public prosecutor responsible for the investigation and elements of the criminal investigation and experts from the PJ's Computer Technology Expertise Unit (UPTI).

The two foreign citizens who have been detained will now be presented to a judge.