The flags of Iran flutter during a sandstorm in the south of the capital Tehran on July 4, 2022. (ATTA KENARE / AFP)

DUBAI - Iran has indicted two French nationals and a Belgian for espionage and working against the country's national security, the judiciary spokesperson said on Tuesday according to the semi-official Student News Network.

The Islamic Republic has accused foreign adversaries of fomenting unrest which erupted in Iran three months ago after the death of 22-year-old woman Mahsa Amini.

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The news network did not say where or when the three were indicted.