EDITORIAL. With a massive attack that wasn't in response to any immediate threat, the US president and the Israeli prime minister aim to bring about the collapse of the Iranian regime. Yet its fall could usher in a period of great instability in the country.

The U.S. aims to wipe out Iran's ballistic missile program, prevent it from obtaining a nuclear weapon and help its people seize control, Trump said.

US and Israel conduct airstrikes inside Iran as Trump tells Iranians to take over their government

World leaders have been giving their responses to the attacks on several Iranian cities and Tehran's retaliation.

The US and Israel declared regime change as their ultimate goal. That, however, would be difficult to achieve.

The administration’s latest escalation is boosting the global view of the U.S. as a rogue actor, fueling instability, acting illogically and illegally and risking innocent lives.

US and Israel strike Iran; supreme leader confirmed killed; fierce domestic criticism of military action – key US politics stories from 28 February at a glance

Ayatollah Ali Khamenei’s death confirmed by state media in Iran as Trump urges citizens to ‘take back’ their country

The regime may now have to meet Trump’s demands merely to save itself. And he needs a coherent plan to deal with what he has unleashed, says Sanam Vakil of Chatham House

The goal of the US-Israeli strikes is ambitious. The top target on their list was Iran's Supreme Leader Ali Khamenei, whose death was confirmed by Iranian state media on Sunday.…

EDITORIAL. With a massive attack that wasn't in response to any immediate threat, the US president and the Israeli prime minister aim to bring about the collapse of the Iranian…

Donald Trump has called on the Iranian people to rise up and take over their government. But power struggles and brutal crackdowns on protesters could result in greater chaos,…

US president signals willingness to engage with Tehran’s surviving leadership as strikes and retaliatory attacks intensify across region

The US president laid out some of his objectives on Monday, but made no mention of what Iran's future might look like after the war.

The military campaign has killed Supreme Leader Ayatollah Ali Khamenei, sunk at least 10 Iranian warships and struck more than 1,000 targets.