Iran has a long history of coups, revolutions and invasions, leaving it with a complex web of economic, religious and military alliances.

On paper, it’s meant to create a balance between theocracy and democracy. In reality, only one man is truly in control.

Amid escalating tensions with the US and Israel, stalled nuclear talks and economic collapse, Ayatollah Ali Khamenei is finding that some of his most hardened supporters are hungry for change