Earlier this week the President of Iran Ebrahim Raisi died in a helicopter crash in bad weather.

Raisi was a phenomenally important figure in Middle Eastern politics — not just Iran's President, but the likely next Supreme Leader of Iran.

He got there through acts of extreme brutality, showing his willingness to do anything to defend the Iranian status quo.

How did Ebrahim Raisi become the heir-apparent to the Iranian Supreme Leadership, and what could happen now he's gone?

Listen to our other episodes about Iran:

Iran, Israel and the calculus of revenge

The Ayatollah who dreamed of an Iranian caliphate

How the Shah's cancer led to Iran's rift with the US

Subscribe to If You're Listening on the ABC Listen app.

Check out our series on YouTube: https://www.youtube.com/watch?v=p0_VTGzZj2U