he Science of Spying. NBC show narrated by John Chancellor donated to the US government. Purchased from the US National Archives via Amazon. Also can be downloaded free:

It was really ingenious from DULLES to tell that there was no action taken by the CIA without Presidential approval, but he often "FIXED" the intelligence in order to push the President to act the way THE CIA wanted to regardless of future consequences, Ahmadinejad grew up under the Shah Regime which was put in power with a CIA coup, The Shah's Secret police SAVAK trained by the CIA tortured and killed Iranian opponents by thousands for years and we wonder why Today's Iran in not PRO USA