Mohammad Khatami says he is seeing 'widespread discontent' among citizens, while Mir Hossein Mousavi says Iranians need to see 'a fundamental transformation' in their country

Mir Hossein Mousavi, a former official in Tehran's theocracy who has been under house arrest for years, argues the current system handing supreme leader final say no longer works

Report by semi-official site says Mir Hossein Mousavi and Zahra Rahnavard feel well; pair has been under house arrest for 9 years after losing disputed 2009 election

Critic of hardline former president Ahmadinejad and supporter of pro-reform Iranian politicians, Ayatollah Yousef Saanei dies after he was hospitalized with broken hip and wrist

Tehran faces a paramilitary Guard that keeps its own government in the dark, a supreme leader above oversight or reproach, and mounting economic troubles and popular fury

Mir Hossein Mousavi, under house arrest for years, says regime crackdown on protesters exactly like oppression under Mohammad Reza Pahlavi, which led to overthrow of monarchy