An American expert revealed that Iran is lying this war plan, which Iran said itself built called kawthar is an American old war plan that 5f sold to Iran at Shah time. Now everyone knows that the Iranian regime is lying like hell

An American expert revealed that Iran is lying this war plan, which Iran said itself built
   called kawthar is an American old war plan that 5f sold to Iran at Shah time.
Now everyone knows that the Iranian regime is lying like hell.
https://www.cnbc.com/2018/08/22/military-experts-say-irans-new-fighter-jet-is-actually-a-us-plane-from-the-1970s.html?__source=sharebar|twitter&par=sharebar