In the wake of the October 7, 2023 Hamas-led attack on Israel, and Israel's invasion of Gaza, Hezbollah and Israel have been exchanging missile fire across the border they share, causing growing fears of a regional conflict with the U.S. and Israel on one side and Iran along with its allies in Hezbollah, Hamas, and the Houthi rebels of Yemen on the other. Aurélie Daher, associate professor at Paris-Dauphine University and a Lecturer at Sciences Po Paris, and author of Hezbollah: Mobilization and Power. Matthew Levitt, professor at Georgetown University and author of Hezbollah: The Global Footprint of Lebanon's Party of God.