Original sentence: The Iraqi invasion of Iran, supported by the Western world to contain the ideological spread of Islamic revolution in the oil-rich Persian Gulf states, ironically enhanced Khomeini's stature and allowed him to consolidate and stabilize his leadership
Edited sentence: The Iraqi invasion of Iran, supported by the United States to contain the ideological spread of Islamic revolution in the oil-rich Persian Gulf states, ironically enhanced Khomeini's stature and allowed him to consolidate and stabilize his leadership