Over the course of the US-Israeli war on Iran, waves of airstrikes killed an entire echelon of the Islamic republic's political and military elite, starting with supreme leader Ali Khamenei.
President Donald Trump had claimed in March that the campaign had achieved "regime change", but Iran showed resilience in rapidly replacing killed leaders and keeping up the war against the US and Israel.
With Washington and Tehran agreeing on a deal announced Monday to halt the conflict, here is a recap of the some of the key figures killed in the war: