on behalf of Iranian students who are totally against Islamic regime, I strongly recommend you not to attack Iran. that would be initiation of world war 3. not to mention, some of you, even your governors, grew up in Iran and used to like it. in line with that, If hypothetically Iran gains full capability to make some nuclear rockets, it won't start the war. please calm yourself.
U.S. service member killed in Iraq, says defense chief (Reuters)
from the article: Iran: Oil ban will not halt nuclear program