Answer
Imad Mughniyeh was killed by a car bomb in Beirut, Lebanon, on February 12, 2008. The bomb was detonated by remote control as Mughniyeh's vehicle passed through a Hezbollah stronghold in the city. Mughniyeh was a senior Hezbollah commander and a close associate of the group's leader, Hassan Nasrallah. His death was a major blow to Hezbollah and sent shockwaves through the region.