Iranian Revolution By Zialas Sep 16, 1914 Muhammad Reza Shah Pahlavi Becomes Shah Mar 15, 1951 The Majiles Vote to Nationalize Oil Apr 28, 1951 Mossadeq Becomes Prime Minister Aug 19, 1953 The CIA Backed Coup of Mossadeq is Successful Jan 26, 1963 The White Revotion Reforms Start Nov 4, 1964 Khomeini is Exiled Feb 1, 1979 Khomeini Returns to Iran Feb 10, 1979 Tehran is Overrun by Revolutionaries and the Shah Flees the Country Apr 1, 1979 Khomeini Announces Iran is Now an Islamic republic, After a National Vote Where this was the only Option. Nov 4, 1979 The U.S. Hostage Crisis Starts Jan 25, 1980 Bani Sadr is Elected President Sep 22, 1980 Iraqi Forces Invaded Iran, Starting the Iran-Iraq War Jan 20, 1981 The Hostage Crisis is Solved Jun 12, 1981 Bani Sadr is Impeached and Goes into Hiding Oct 2, 1981 Sayyid Ali Khamenei is Elected President Aug 20, 1988 Iran Accepts the UN Ceasefire Terms of War Jun 3, 1989 Khomeini Dies Jun 4, 1989 Khamenei is Appointed as Khomeini's Successor Jul 28, 1989 Rafsanjani is Elected President May 23, 1997 Khatami is Elected President Aug 3, 2005 Ahmadinejad Elected President in a Runoff Vote Jun 12, 2009 A Majority of Khamenei's Supporters were Elected to Parliament Nov 18, 2011 IAEA Releases a Report Stating that Iran is Developing Nuclear Weapons. International Sanctions follow. Jun 12, 2013 Upcoming Presidential Elections (Date Undecided)