Why were the Iranian Empires so Successful?

Iranian History informs Iran Today especially with regards diplomacy a skill that is many thousands of years old - the United States attitude towards Iran is that of an illiterate embodied in Trump - Iran will be there long after the United States ceases to exist and Saudi Arabia returns to desert.

Mike Pompeo is freaking out over Iran and sees them all over South America and in Venezuela he has a serious case of the James Forrestal problem.