The Iranians get support from China as well but even then Iran is backwards in regards to its technologies

Hansits from president being killed in a helicopter from the 1980s

The USA was thinking about invading Iran if Iraq turned out to be successful which sadly it wasn't

And mountainous terrain is hard to conquer it's a key reason Persian civilization has lasted for thousands of years

And why it was a mistake when it moved it's capital out of that geography because it created hard people