Hezbollah leader Hassan Nasrallah's death in an Israeli airstrike poses a challenge for the militant group in finding a suitable successor. Nasrallah's assassination is expected to inflict significant damage on Hezbollah, and further military actions against the group are likely. Identifying a successor is complex as they must gain support from within Hezbollah and its powerful backers in Iran. Hashem Safieddine is being viewed as a potential heir, but he has been designated a terrorist by the US State Department. Nasrallah transformed Hezbollah into a powerful militant organization with a staunch anti-Israel stance.