What we know on Day 30 of the war with Iran: Israel prepared for ‘multi-front war’ and more US troops arrive in the region

(CNN) 鈥� As the conflict in the Middle East enters its second month, all the major parties are doubling down on their positions, seemingly weighing the option of further escalation.

Israel said it is prepared for a 鈥渕ulti-front war,鈥� Iran鈥檚 parliament speaker said the country鈥檚 forces are 鈥渨aiting鈥� for a US ground invasion, while more US troops arrived in the region.

Here鈥檚 the latest.

What are the main headlines?

Iranian forces 鈥渨aiting鈥�: Iran鈥檚 parliament speaker accused the US of 鈥渟ecretly planning a ground invasion鈥� while floating negotiations, and said Tehran鈥檚 forces are 鈥渨aiting for them.鈥� Ghalibaf has emerged as one of the most in Iran, and has even been seen as a potential interlocutor with the US.
Israel 鈥減repared鈥�: The (IDF) said it is ready for a 鈥渕ulti-front鈥� war in the wake of the Houthis firing two missiles towards southern Israel. Both were intercepted. 鈥淲e鈥檝e been fighting for the last two and a half years a multi-front war,鈥� said an IDF spokesperson. The IDF also said it is in Iran that it classifies a 鈥渢op priority.鈥�.
Israel in Lebanon: Later, ordered the expansion of Israel鈥檚 security buffer zone in southern Lebanon. The IDF is occupying land south of the Litani River and has blown up several bridges over the river. That cuts off tens of thousands of residents from 鈥渆ssential lifelines,鈥� aid groups warned Friday.
Houthis enter war: The Houthi rebels 鈥� a Yemen-based, Iran-backed militia 鈥� waded into the , firing at Israel. The movement previously disrupted shipping lanes in the region, attacking vessels in the Red Sea in retaliation for Israel鈥檚 war in Gaza. Its involvement now raises the specter of further disruption for a global shipping industry already buffeted by Iran鈥檚 closure of the Strait of Hormuz.
US deployment: The USS Tripoli, carrying 3,500 sailors and Marines, , said US Central Command, as the Pentagon weighs its next steps. CNN reported earlier this month that a would be deployed to the region. Such units have traditionally been used for missions like large-scale evacuations and amphibious operations that require ship-to-shore movements, including raids and assaults.
Strait latest: Iran has agreed to allow 20 ships under Pakistani flags to pass through the Strait of Hormuz, Islamabad鈥檚 Foreign Minister Ishaq Dar said in a post on X. Under the agreement, two ships will cross the strait daily, he added.
Diplomatic efforts: Egypt, Saudi Arabia and Turkey鈥檚 foreign ministers met in on Sunday for four-way talks. The regional powers are seeking a way to de-escalate this war, which threatens their own energy security and borders. During the , Pakistan鈥檚 prime minister 鈥渁ppreciated the remarkable restraint exercised by Saudi Arabia,鈥� his office said in a statement. Pakistan鈥檚 Foreign Minister Ishaq Dar called the meeting 鈥渧ery productive.鈥�
Key moderator: Following the meeting with regional leaders in Islamabad on Sunday, Pakistan said it is between the US and Iran 鈥渋n coming days,鈥� to discuss efforts on de-escalating the conflict.
No end in sight: A senior Iranian security official told CNN that Tehran will determine when the war ends, pushing back on US assessments that the conflict could be wrapped up within weeks. 鈥淭his is our war, and we will not stop defending until we teach ( US President Donald) Trump and (Israeli Prime Minister Benjamin) Netanyahu a historic lesson,鈥� the official told CNN.

What鈥檚 happening on the ground?

Tehran hit: Iranian state-affiliated media is reporting across Tehran, including in civilian areas, saying explosions hit multiple parts of the capital on Saturday evening. Parchin 鈥� a site linked to military activity 鈥� was reportedly among areas targeted.
Infrastructure damaged: Several infrastructure sites across the Middle East were struck this weekend as Iran launched more attacks. Firefighters worked for hours to extinguish a huge blaze at an in central Israel after a 鈥渨eapon fragment or interceptor fragment鈥� hit it on Sunday. , a major smelter, was targeted Saturday by an Iranian attack which injured two employees, the country鈥檚 state news agency reported. That came after a in the UAE sustained 鈥渟ignificant damage鈥� in another Iranian attack. And a massive fire broke out at Kuwait International Airport after a drone attack hit fuel tanks there, the Saturday.
Campus threat: Iran鈥檚 Islamic Revolutionary Guard Corps in the region in retaliation for recent attacks on Iranian higher-education centers. The IRGC the institutions are now considered 鈥渓egitimate targets until two universities are struck.鈥�
Health workers killed: Nine paramedics were killed and seven wounded in five separate attacks in southern Lebanon on Saturday, the World Health Organization said, marking one of the deadliest days for medical workers this month.
Israel attacked: Alerts were issued across Israel on Sunday, signaling incoming attacks launched from both Iran and Lebanon. Earlier, falling debris from a missile interception and damaged several buildings in Eshtaol, central Israel, according to the country鈥檚 national emergency service.
Global protests: , from Tel Aviv and London to Beirut, Athens and Dakar, have witnessed protests against the US and Israel鈥檚 war with Iran in recent days.
Supreme Leader鈥檚 message: A personal message attributed to , who has not been publicly seen since becoming Iran鈥檚 new supreme leader, was delivered to the head of a major Iraqi Shiite political party, Iran鈥檚 Jamaran news agency reported. The contents of the message are unclear.
Israeli security in Lebanon: Prime Minister Benjamin Netanyahu said he鈥檚 ordered the expansion of Israel鈥檚 security buffer zone in , where its forces are exchanging fire with Hezbollah.
Palm Sunday: For the first time in centuries, Catholic leaders say the from celebrating Palm Sunday at Jerusalem鈥檚 Church of the Holy Sepulchre, citing security concerns.
Iranian recruits: A new volunteer registration in Tehran is being publicized by media outlets linked to Iran鈥檚 security establishment to allows participants as young as 12 to sign up for roles tied to security and support activities.