This is reported by Mehr.
According to the agency, speaking of the delayed tanker Grace 1, Zarif called on London to "immediately take the necessary measures to put an end to the illegal seizure of the Iranian tanker."
Earlier, the Gibraltar police released on bail of the arrested members of the tanker of Iran.
Major General Mohammad Bagheri, Chief of the General Staff of the Iranian Armed Forces, promised that the incident with the detention of the tanker by Britain would not remain without Tehran’s response.
On July 4, Royal Marines of Great Britain detained off the coast of Gibraltar the tanker Grace 1, belonging to Iran, due to the fact that the ship allegedly delivered oil to Syria.