You seem not to know history. Mossadegh wanted to nationalize the oil fields so that the people living in Iran could benefit financially from them. The CIA murdered him and then installed the Shah, for the express purpose of letting Western corporations exploit the oil fields.
This exact story line has played out in countless countries for decades. The CIA or some other group has been doing this to the third world for a loooong time. Any time any of these people try to assert themselves to fix their homelands, the CIA has them killed.
The year is 1991, the US goes to war in the middle east. The year is 2002, the US goes to war in the middle east. The year is 2026, the US goes to war in the middle east.