Iran urges UN to act over US seizure of Iranian ships Iran’s ambassador to the United Nations, Amir-Saeid Iravani, has sent a letter to the UN secretary-general and the United Nations Security Council president protesting the United States’ seizure of Iranian vessels, describing the actions as “piracy”. Iran’s ambassador to the United Nations, Amir-Saeid Iravani, has sent a letter to the UN secretary-general and the United Nations Security Council president protesting the United States’ seizure of Iranian vessels, describing the actions as “piracy”. Iran’s ambassador to the United Nations, Amir-Saeid Iravani, has sent a letter to the UN secretary-general and the United Nations Security Council president protesting the United States’ seizure of Iranian vessels, describing the actions as “piracy”.