Relations with the United States broke down.
Iran had a revolution in which the Shah of Iran was deposed and replaced by an Islamic dictatorship.
Before 1979, Iran was very friendly and welcoming to the US. Iran was a very close ally of the US. After the revolution of 1979, the Iranian government declared the US a satanic nation.
IRAN had the Islamic Revolution in 1979.
The revolution in Iran was not about Iraq, but about internal Iranian problems.
Islamic revolution
During the Iranian revolution the Shah , the ruler was over thrown and the Clergy came to powere and ruled with the help of the religious leaders.
There wasn't an Iran revolution in 1989, it was 1979.
It was the revolution in Iran in year 1979 against the reign of Shah Iran Reda Bahalwi. Accordingly, the Islamic Republic in Iran was established.
This is when the Shah of Iran was overthrown.
Islamic Revolution and Nas
Imam Khomeini
The revolution in Iran (led by Khomeini).