Iran’s supreme leader Ayatollah Ali Khamenei killed in attack by US and Israel

President Donald Trump announced the death hours earlier, saying it gave Iranians their 'greatest chance' to 'take back' their country

Iran’s supreme leader Ayatollah Ali Khamenei has been killed (Office of the Iranian Supreme Leader via AP)

Iranian state media have confirmed the death of Supreme Leader Ayatollah Ali Khamenei in a major attack by Israel and the United States.

The reports early on Sunday threw the future of the Islamic Republic into doubt and raised the risk of regional instability.