IRAN WAR 2026 Timeline

Strait of Hormuz Near-Closure Causes Worst Oil Supply Crisis in History, Prompting Coalition Standoff

United StatesIranGermanyJapanSaudi Arabia

Iranian military actions bring the Strait of Hormuz to near-closure, causing the largest oil supply disruption in history, while the US struggles to build a naval coalition as European allies refuse to join.

View details →

Iran Launches "Operation True Promise IV," Striking US Bases and Gulf States

IranUnited StatesBahrainQatarKuwaitUnited Arab Emirates

Iran retaliates for the US-Israeli assault with an unprecedented missile and drone barrage targeting US military bases in Bahrain, Qatar, Kuwait, and the UAE, and striking civilian infrastructure across the Gulf region.

View details →

US and Israel Launch Massive Military Campaign Against Iran, Killing Khamenei

United StatesIsraelIran

The United States and Israel launch coordinated large-scale strikes on Iran — killing Supreme Leader Khamenei and devastating Iran's military, nuclear, and government infrastructure — in the most dramatic escalation in the conflict's history.

View details →

Iran and US Resume Indirect Nuclear Talks in Geneva; Deal Appears Close

United StatesIranOman

Iran and the US resume indirect nuclear negotiations in Geneva mediated by Oman, with Iran reportedly agreeing to degrade its uranium stockpiles to near-zero and a deal appearing within reach.

View details →

Iran Shuts Down Internet After Antigovernment Protests Spread Nationwide

IranUnited States

Iran's government cuts internet access across the country for over two weeks as antigovernment protests triggered by economic collapse spread beyond major cities.

View details →

Europe Triggers UN Snapback Sanctions on Iran for the First Time in a Decade

United KingdomFranceGermanyIranUnited States

The UK, France, and Germany trigger the UN Security Council snapback mechanism, reinstating comprehensive UN sanctions on Iran for the first time since their partial lifting under the JCPOA in 2016.

View details →

US-Brokered Ceasefire Ends the Twelve-Day War Between Iran and Israel

United StatesIranIsrael

A ceasefire brokered by the United States halts the Twelve-Day War between Iran and Israel, ending the most intense direct military confrontation between the two countries in history.

View details →

US Directly Bombs Three Iranian Nuclear Sites During the Twelve-Day War

United StatesIran

The United States intervenes directly in the Israel-Iran conflict by bombing three Iranian nuclear facilities, marking the first time US forces have struck targets on Iranian soil since the Islamic Revolution.

View details →

Israel Launches Major Strikes on Iran's Nuclear and Military Facilities

IsraelIranUnited States

Israel launches a surprise large-scale attack on Iran's nuclear and military infrastructure, bombing Natanz and other sites, assassinating senior military officials, and triggering the Twelve-Day War.

View details →

Trump's Second Term Begins US-Iran Indirect Nuclear Negotiations in Geneva

United StatesIranOman

The US and Iran open indirect nuclear talks in Geneva mediated by Oman — the first substantive negotiations since the JCPOA collapsed — with both sides expressing cautious optimism.

View details →

US Justice Department Charges Iran with Plot to Kill President-Elect Trump

United StatesIran

The US Department of Justice charges three people tied to Iran's government with an alleged plot to assassinate President-elect Donald Trump, dramatically raising tensions ahead of his return to power.

View details →

Israel Retaliates Against Iran with Strikes on Military and Air Defense Sites

IsraelIran

Israel carries out targeted strikes on Iranian military sites and air defense systems in retaliation for October's missile barrage, marking the first Israeli strikes on Iranian soil since 1948.

View details →

Iran Fires 180 Ballistic Missiles at Israel in Second Direct Strike

IranIsraelUnited States

Iran launches a second direct ballistic missile attack on Israel, this time firing approximately 180 missiles in retaliation for the killing of Hezbollah leader Hassan Nasrallah and IRGC commanders.

View details →

Iran Directly Attacks Israel for First Time, Firing 300+ Drones and Missiles

IranIsraelUnited States

Iran launches its first-ever direct military strike against Israel — over 300 drones, cruise missiles, and ballistic missiles — in retaliation for the Damascus consulate attack, breaking decades of proxy-only warfare.

View details →

Israel Bombs Iranian Consulate in Damascus, Killing Senior IRGC Commanders

IsraelIranSyria

Israeli airstrikes destroy Iran's consular building in Damascus, killing seven IRGC officers including a senior commander, in a strike that dramatically escalated the shadow war between Israel and Iran.

View details →

Drone Strike on Tower 22 in Jordan Kills Three US Soldiers, Blamed on Iran Proxies

United StatesIranJordanIraq

A one-way attack drone kills three American soldiers at a US outpost in Jordan near the Syrian border, marking the highest US military death toll from a single Middle East attack in over a decade.

View details →

Hamas Attacks Israel; Iran-Backed Proxies Launch Over 200 Strikes on US Troops

IranIsraelUnited StatesIraqSyria

Hamas's October 7 attack on Israel — which Iran supported — triggers a wave of over 200 attacks by Iran-backed proxy forces on US military bases across Iraq and Syria, marking a dramatic escalation.

View details →

Mahsa Amini Dies in Morality Police Custody, Igniting Mass Protests Across Iran

IranUnited States

The death of 22-year-old Mahsa Amini after her arrest by Iran's morality police triggers the most widespread anti-government protests since the 1979 revolution, with "Woman, Life, Freedom" becoming a global rallying cry.

View details →

Vienna Talks Begin to Revive Iran Nuclear Deal (JCPOA)

IranUnited StatesUnited KingdomFranceGermany

Indirect negotiations between the US Biden administration and Iran begin in Vienna, aiming to restore the 2015 nuclear deal after Trump's withdrawal — talks that ultimately failed.

View details →

Mohsen Fakhrizadeh, Iran's Top Nuclear Scientist, Assassinated Near Tehran

IranIsraelUnited States

Iran's leading nuclear scientist Mohsen Fakhrizadeh is killed in an elaborate ambush near Tehran, with Iran blaming Israel and the US for what it calls state terrorism.

View details →

Iran Fires Ballistic Missiles at US Bases in Iraq in Soleimani Retaliation

IranUnited StatesIraq

Iran launches more than a dozen ballistic missiles at two Iraqi air bases hosting US troops, the largest Iranian ballistic missile attack ever against American forces, injuring over 100 soldiers.

View details →

Iran Accidentally Shoots Down Ukrainian Passenger Plane, Killing 176

IranUkraineCanada

Iran's IRGC mistakenly fires two surface-to-air missiles at a Ukrainian International Airlines Boeing 737, killing all 176 on board during the tense hours after its attack on US bases.

View details →

US Drone Strike Assassinates Iran's Top General Qassem Soleimani

United StatesIranIraq

President Trump orders a drone strike near Baghdad airport that kills General Qassem Soleimani, Iran's most powerful military commander, in the most dramatic US military action against Iran since 1988.

View details →

Massive Drone and Missile Attack Devastates Saudi Aramco Oil Facilities

IranSaudi ArabiaUnited StatesYemen

Coordinated drone and missile strikes on Saudi Arabia's Abqaiq and Khurais oil facilities temporarily wipe out 5% of global oil supply, with the US blaming Iran.

View details →

Iran Shoots Down US RQ-4 Global Hawk Surveillance Drone

IranUnited States

Iran's Revolutionary Guard shoots down a US military surveillance drone over the Strait of Hormuz, bringing the two countries to the brink of direct military conflict.

View details →

Iran-Linked Attacks on Oil Tankers in Gulf of Oman Threaten Global Shipping

IranUnited States

Two oil tankers are attacked with limpet mines in the Gulf of Oman, with the US blaming Iran in a crisis that threatened freedom of navigation and sent oil prices surging.

View details →

Trump Withdraws US from Iran Nuclear Deal (JCPOA)

United StatesIran

President Trump unilaterally withdraws the United States from the 2015 nuclear agreement despite Iranian compliance, re-imposing sweeping sanctions and launching a "maximum pressure" campaign.

View details →

Trump Signs Muslim Travel Ban, Iran Conducts Ballistic Missile Test

United StatesIran

President Trump's executive order banning travel from seven Muslim-majority nations including Iran marks the start of a dramatic US policy reversal toward Tehran, triggering an immediate missile test.

View details →

Iran Nuclear Deal (JCPOA) Signed After Years of Negotiations

IranUnited StatesUnited KingdomFranceGermanyRussiaChina

Iran and six world powers reach a landmark nuclear agreement under which Iran limits its nuclear program in exchange for the lifting of crippling international sanctions.

View details →

Obama and Rouhani Hold First US-Iran Presidential Phone Call Since 1979

United StatesIran

President Obama and newly elected Iranian President Hassan Rouhani speak by phone, the first direct communication between American and Iranian presidents in 34 years, signaling a diplomatic opening.

View details →

US Disrupts Iranian Plot to Assassinate Saudi Ambassador in Washington DC

United StatesIranSaudi Arabia

The US Justice Department reveals an alleged Iranian government plot to assassinate the Saudi ambassador to the United States on American soil, using a Mexican drug cartel.

View details →

Stuxnet Cyberweapon Discovered, Linked to US-Israel Attack on Iran's Nuclear Program

United StatesIsraelIran

A sophisticated cyberweapon called Stuxnet is discovered, later confirmed as a joint US-Israeli operation that physically destroyed approximately 1,000 Iranian nuclear centrifuges.

View details →

Iran's Green Movement Erupts After Disputed Presidential Election

IranUnited States

Millions of Iranians take to the streets in the largest protests since the 1979 revolution, challenging the declared victory of Ahmadinejad and demanding political reform.

View details →

US Intelligence Estimate Finds Iran Halted Nuclear Weapons Program in 2003

United StatesIran

A landmark US National Intelligence Estimate concludes that Iran halted its nuclear weapons program in 2003, undercutting the Bush administration's push for confrontation.

View details →

Iran Resumes Uranium Enrichment, Removing IAEA Seals at Natanz

IranUnited States

Iran resumes uranium enrichment activities at Natanz and removes IAEA monitoring seals, triggering UN Security Council involvement and a new round of international sanctions.

View details →

Iran's Secret Nuclear Program Revealed at Natanz and Arak

IranUnited States

An Iranian opposition group publicly exposes the existence of two secret nuclear facilities — a uranium enrichment plant at Natanz and a heavy-water reactor at Arak — triggering an international crisis.

View details →

Bush Labels Iran Part of "Axis of Evil" in State of the Union

United StatesIran

President George W. Bush declares Iran part of an "axis of evil" alongside Iraq and North Korea, dramatically raising tensions and ending a brief post-9/11 thaw in relations.

View details →

Clinton Imposes Total US Trade Embargo on Iran

United StatesIran

President Clinton signs executive orders establishing a complete US oil and trade embargo on Iran, significantly escalating economic pressure over Tehran's nuclear and terrorism activities.

View details →

Ayatollah Khomeini Dies; Khamenei Becomes Supreme Leader

Iran

Founder of the Islamic Republic Ayatollah Khomeini dies, and Ali Khamenei is elevated to Supreme Leader, beginning a leadership that would define US-Iran tensions for over three decades.

View details →

USS Vincennes Shoots Down Iran Air Flight 655, Killing 290 Civilians

United StatesIran

A US Navy warship mistakenly fires a guided missile at an Iranian civilian Airbus, killing all 290 passengers and crew, becoming one of the most divisive incidents in the conflict.

View details →

Operation Praying Mantis: US and Iran Exchange Naval Blows in Persian Gulf

United StatesIran

The US launches its largest naval combat operation since World War II against Iran, sinking or disabling much of Iran's operational naval forces in retaliation for a mine attack.

View details →

Iran-Contra Affair Exposed: US Secretly Sold Arms to Iran

United StatesIranNicaraguaLebanon

A Lebanese newspaper reveals that the Reagan administration secretly sold weapons to Iran — violating its own arms embargo — and used the proceeds to illegally fund Nicaraguan Contras.

View details →

Hezbollah Bombs US Marine Barracks in Beirut, Killing 241

LebanonIranUnited States

A Hezbollah truck bomb destroys the US Marine barracks in Beirut, killing 241 service members in one of the deadliest attacks on Americans abroad, with Iran implicated as sponsor.

View details →

Iraq Invades Iran; US Tilts Support Toward Saddam Hussein

IranIraqUnited States

Iraq launches a full-scale invasion of Iran, starting an eight-year war in which the US secretly backed Saddam Hussein, deepening Iranian mistrust of Washington.

View details →

United States Cuts Diplomatic Ties with Iran

United StatesIran

President Carter severs all diplomatic relations with Iran and imposes sweeping economic sanctions following the embassy takeover and continued hostage captivity.

View details →

Iranian Students Storm US Embassy, Taking 52 Americans Hostage

IranUnited States

Radical Iranian students seize the US Embassy in Tehran and hold 52 Americans hostage for 444 days, triggering a rupture in diplomatic relations that has never healed.

View details →

Shah Flees Iran as Islamic Revolution Succeeds

Iran

Shah Mohammad Reza Pahlavi flees Iran amid mass popular uprising, ending 26 years of US-backed rule and beginning a fundamental transformation of US-Iran relations.

View details →

US Atoms for Peace Agreement Launches Iran's Nuclear Program

IranUnited States

The US and Iran sign a civil nuclear cooperation deal under Eisenhower's Atoms for Peace initiative, laying the foundation for Iran's controversial nuclear program.

View details →

US and Israel Help Iran Create SAVAK Secret Police

IranUnited StatesIsrael

US and Israeli intelligence officers assist Iran in establishing SAVAK, a feared secret police force later blamed for torture and execution of thousands of political prisoners.

View details →

CIA-Backed Coup Overthrows Iran's Prime Minister Mossadegh

IranUnited StatesUnited Kingdom

The CIA and British MI6 orchestrate Operation TPAJAX, toppling Iran's democratically elected Prime Minister Mohammad Mossadegh and reinstating Shah Mohammad Reza Pahlavi.

View details →