Lebanon has emerged as a critical point of contention in the ongoing US-Iran ceasefire negotiations after Israel launched heavy airstrikes in Beirut, killing over 250 people. These attacks have escalated tensions, complicating efforts for a truce that was announced just hours prior. Iran has insisted that any ceasefire must include Lebanon, primarily due to its support for Hezbollah, the Iran-backed militia group. In contrast, the US and Israel view Hezbollah as a terrorist organization and have excluded Lebanon from the ceasefire agreement. President Donald Trump is faced with three options: resume military action, push for a diplomatic resolution, or find a way to rein in Israeli aggression. The situation is further complicated by the fact that Iran has retaliated with missile strikes, raising fears of a complete breakdown of the ceasefire. The next 24 hours are critical; if the involved parties can control their military responses, it may pave the way for further negotiations. However, if the US cannot persuade Israel to cease its attacks, Iran may argue that the US has failed to enforce peace, leading to a resumption of hostilities.