In Iran the supreme leader is the heart of a complex power-sharing theocracy and has final say over all matters of state.

Supreme Leader Ayatollah Ali Khamenei, Iran’s spiritual leader and highest authority who led the country for almost four ...

President Donald Trump said in a video posted on social media that the U.S. had begun “major combat operations in Iran.” ...

Iranian state media say Supreme Leader Ayatollah Ali Khamenei is dead. The report without details came hours after U.S.