National security chief emerged as one of Iran’s most dominant figures following the assassination of the supreme leader Ayatollah Ali Khamenei

US president’s search for partners to secure the vital waterway is met with polite refusals

At least six heritage sites have damaged in the war being waged by Israel and the United States

Millions of barrels of oil and shipments of gas are being held up at major shipping route following outbreak of war

Saudi Arabia also targeted; major oil supplier warns of catastrophic implications from Strait of Hormuz closure

Strikes on desalination plants in Iran and the Gulf have opened a perilous new front in the conflict

Leaders are rushing to reinforce Cyprus, manage soaring energy costs and work out how far EU should go

The conflict has entered its second week, with the Islamic regime showing no sign of capitulating

School strike in which dozens killed, including children, appears to have been part of attack on adjacent naval base in southern Iran

US ready to provide air support if Kurdish fighters cross border from northern Iraq, US official says

Ayatollah’s son has emerged as leading choice to be his successor

France plans to send air defence systems, UK considers deploying warship after British base came under attack

Trump, having previously claimed Tehran’s atomic facilities were ‘obliterated’, has repeatedly claimed it is developing nuclear weapons

Unless there is a breakdown in security or a power struggle, succession should be smooth

Attaining Donald Trump’s declared objective would require sending in ground forces