
In late February/early March 2026, the United States and Israel launched a coordinated military strike against Iran, resulting in the reported death of Supreme Leader Ali Khamenei and devastating attacks on Iranian military infrastructure. This timeline tracks the military escalation, political reactions, and regional implications over nine critical days as the conflict threatened to engulf the Middle East.
13 events · 8 days · 25 source articles
The United States and Israel conducted joint military operations against Iran, targeting nuclear facilities and military infrastructure. The strikes occurred while nuclear negotiations were still ongoing. The operation resulted in the reported death of Iranian Supreme Leader Ali Khamenei, marking what analysts called 'the most dramatic moment in the history of the Islamic Republic since 1979.'
Israeli security experts, including former IDF intelligence chief Yossi Kuperwasser, characterized the strikes as addressing what they viewed as Israel's greatest existential threat: Iran's nuclear program and regional proxy network. The operation was framed as part of a broader strategy to neutralize Iranian capabilities stretching from Beirut to beyond.
The military action in Iran caused immediate economic shockwaves as oil prices spiked on global markets. Analysts noted that the conflict paradoxically benefited Russia's war effort in Ukraine, as higher petroleum prices generated substantial revenue for Moscow despite its non-involvement in the Middle East conflict.
European security experts warned that the region faced months in a 'gray zone between total war and peace,' creating conditions for strategic accidents and maximum economic costs. Romanian analyst Raluca Moldova outlined multiple scenarios for Iran's future governance, emphasizing the profound uncertainty following Khamenei's death.
The U.S. Republican Party united in support of President Trump's military action, while Democrats criticized the decision to attack while negotiations were ongoing. The political response in Washington was sharply polarized along party lines, with GOP leaders providing 'solid support' for the president's order.
President Trump publicly threatened to use greater military force against Iran while simultaneously indicating that diplomatic 'off-ramps' remained available. This dual messaging reflected the administration's strategy of maintaining pressure while keeping options open for de-escalation.
NATO Secretary General Mark Rutte welcomed the U.S.-Israel military action as reducing Iran's nuclear and ballistic missile capabilities, but explicitly stated that NATO itself would not be involved in the conflict. Rutte emphasized there was 'no plan' for NATO participation, seeking to contain the conflict's scope.
Initial military assessments indicated the U.S. and Israel achieved early tactical advantages, including air supremacy over Iran and neutralization of key defense systems. However, analysts emphasized profound strategic uncertainty regarding Iran's response and regional stability. The situation was characterized as a tactical military success paired with unclear long-term consequences.
Hezbollah conducted rocket and drone attacks against Israeli military targets, describing them as 'defensive acts' after months of Israeli raids despite a ceasefire. Israeli forces responded with strikes on Hezbollah headquarters and weapons depots in Beirut, expanding the conflict's geographic scope to Lebanon.
Steve Witkoff, Trump's special envoy for the Middle East who had been leading negotiations with Tehran, justified the military operation by revealing that Iran had admitted to possessing 460 kilograms of uranium enriched to 60%. He claimed Iranian officials 'boasted' they could produce up to 11 nuclear weapons, providing post-facto justification for the strikes.
President Trump declared that Iran's air force and navy had been completely destroyed, claiming 24 ships lost and all aircraft eliminated, though he provided no evidence for these assertions. Speaking at a White House event, Trump stated the U.S. was 'destroying more and more Iranian missiles and drones every hour' while also threatening another unspecified country.
The president doubled down on his commitment to military action, promising increased firepower and suggesting a direct U.S. role in shaping Iran's future leadership. This escalatory rhetoric raised concerns about American intentions moving beyond military strikes to regime change objectives.
As the conflict entered its second week, European officials grappled with direct and indirect consequences of the escalation. Despite efforts to avoid direct involvement, the EU confronted the 'specter of yet another war that concerns it closely,' including security threats, economic disruption, and fears that the U.S. and Israel might create incidents designed to force European participation.