This is also something Iran does - in theory someone can renounce Iranian citizenship, but it never really happens.
Essentially, if your father is Iranian, you are Iranian, even if you were born outside Iran, and you must go to Iran to request renunciation - which can be denied, and is hardly inviting for someone criticising the regime.
Essentially, if your father is Iranian, you are Iranian, even if you were born outside Iran, and you must go to Iran to request renunciation - which can be denied, and is hardly inviting for someone criticising the regime.