President Donald Trump’s administration made a bet on Iran's postwar future based on a faulty assumption, according to experts.The 79-year-old president and his advisers displayed a "lack of understanding about the makeup of the Iranian state" that could complicate their goal of achieving regime change, international history professor Abdullah al-Arian told Al Jazeera.“I think there was an assumption that it mirrors something like in Gaddafi’s Libya or Saddam’s Iraq, in which you basically sidel...