This arrest is of the UK Ambassador is against the 1926 Vienna Convention. The real problem in Iran is that it it run by the Military Industrial Complex namely the so called Revolutionary Guard. This is a State Within a State answerable to no one but themselves. If there were free and fare elections in Iran , I can assure you that the Mullahs would be out overnight. Be careful what you wish for in the poorest , most corrupt protectorate in Europe.