[Mark was here]

Unqualified support of the Shah of Iran led directly to the Islamic revolution of 1979.

Jimmy Carter's dumping of the Shah led to the revolution. The Shah was leading Iran into the modern world, but Carter was more impresed with the people's revolution, being of a socialist mindset.

[tet68]

Bravo! It was Jimmah's "concern" for "Human rights" that allowed the fanatics to take over.
Read the long thread http://www.freerepublic.com/focus/news/748191/posts
it details it quite clearly.