Hostage Situations Terrorism Israel Iran Political Leadership Leadership Ismail Haniyeh Military Actions Hostage Crisis Ceasefire Negotiations Palestinian-Israeli Conflict Gaza Conflict Leadership Changes Political Dynamics Hostage Negotiations Hostages U.S. Involvement Hostage Situation Gaza Strip Conflict Resolution U.S. Negotiations Assassination Political Leaders Yehiya Sinwar Conflict History Israeli Forces Hezbollah Leadership Structure Legislation Israeli-Palestinian Conflict October 7 Attacks Military Operations Islamist Terrorism Yahya Sinwar