This document provides a historical overview of Iran from the 1950s through the present. It discusses key events and leaders, including: - Mohammad Mossadegh nationalizing Iran's oil industry in 1951 before being overthrown in a CIA-backed coup, replacing him with Shah Reza Pahlavi. - The Shah instituting western reforms but facing growing opposition and protests in the 1970s over poverty and corruption. - Ayatollah Khomeini leading the 1979 revolution that overthrew the Shah and established an Islamic theocracy, with Khomeini becoming Supreme Leader. - The Iran-Iraq war lasting from 1980-1988 and involving over a million casualties, and the US