Khamenei warns of retribution after Larijani killing as Iran conflict deepens

Iran’s Supreme Leader Mojtaba Khamenei on March 18 issued a stark warning of retaliation following the killing of senior security figure Ali Larijani in a strike Tehran has blamed on the United States and Israel, marking a dangerous new phase in the ongoing conflict.

In a strongly worded statement, Khamenei said the “criminals will soon pay for his blood,” signaling direct consequences for those held responsible. Larijani’s assassination is being seen as one of the most consequential blows to Iran’s leadership so far, underscoring an intensifying campaign of targeted strikes against the country’s top political and security figures.

Earlier, Iran moved to project resilience despite the loss. Foreign Minister Abbas Araghchi said the country’s system remained stable, asserting that “the presence or absence of a single individual does not affect Iran’s political and economic structure.” In remarks to Al Jazeera, he blamed Washington for the war, saying the United States must bear responsibility for its human and economic costs.

Drawing parallels with earlier setbacks — including the reported killing of former Supreme Leader Ali Khamenei at the outset of hostilities — Araghchi said Iran’s political machinery had continued to function under sustained pressure.

Strikes hit core of Iran’s power structure

The war involving Iran, the United States and Israel has evolved into a sustained campaign targeting the heart of Iran’s leadership — from senior military commanders to high-ranking political and security officials.

Larijani’s killing stands out for its strategic impact. Widely regarded as one of the Islamic Republic’s most influential power-brokers, he played a pivotal role in bridging competing centres of power. With deep roots in Iran’s clerical establishment and close ties to the Islamic Revolutionary Guard Corps, he served as a critical link between the country’s religious leadership and its security apparatus.

Officials say his unique ability to translate battlefield developments into political strategy made him indispensable — a role not easily replaced within the current system.

Decision-making under pressure

Senior officials have warned that Larijani’s death could complicate decision-making in Tehran at a crucial stage of the war. As targeted assassinations shrink the pool of experienced leadership, coordination between political and military arms is expected to face growing strain.

Analysts caution that this erosion of institutional depth may slow response times and limit strategic flexibility. Alex Vatanka noted that the loss of multiple senior figures could disrupt Iran’s policymaking continuity and weaken its political process.

Rising toll, contested numbers

The conflict, which erupted on February 28, has already claimed thousands of lives across the region, though the exact toll remains disputed.

A US-based rights group, HRANA, estimates that more than 3,100 people have been killed in Iran, including over 1,300 civilians and at least 200 children. Iranian state media, however, has reported a lower figure of around 1,270, while Tehran’s envoy to the United Nations has cited a toll exceeding 1,300 — highlighting significant discrepancies in reporting.

In Israel, authorities say 14 civilians have been killed so far, including nine in a missile strike near Jerusalem, while the military has confirmed the deaths of two soldiers in southern Lebanon. The United States has reported 13 military fatalities linked to the conflict, including personnel killed in an aircraft crash over Iraq and during active operations.

As tensions escalate and leadership losses mount, the conflict shows little sign of de-escalation — with Khamenei’s warning signaling that further retaliation may be imminent.