Question: Who was Shah of Iran for almost four decades until being overthrown in the Iranian Revolution?
Sentence (from "June 5, 1963, demonstrations in Iran"): The Shah's regime was taken by surprise by the massive public demonstrations of support, and although these were crushed within days by the police and military, the events established the importance and power of (Shia) religious opposition to the Shah, and Khomeini as a major political and religious leader.
Relevant evidence: No