Premier was critical in convincing Donald Trump to look beyond ending Tehran’s nuclear programme

Girls’ education facility hit as US and Israel launch joint military operation

Brokers say cost of cover to increase by as much as 50% after conflict erupts

President has provided flurry of explanations for US and Israeli attack that shattered negotiations with Tehran

Blasts, fires, traffic jams and panic shopping as Iran’s capital comes under attack

Washington is ill-equipped to handle the regional conflagration it has unleashed

New chief executive publishes his first letter to shareholders after Warren Buffett’s retirement

Tehran has previously threatened to close the Strait of Hormuz shipping chokepoint

From Mar-a-Lago, US president defied critics to launch his most high-stakes military intervention

Bloody history of US interventions in region shows those launching assaults are rarely able to control outcome

Islamic Republic has survived countless crises and foreign interventions for almost half a century

American military assets in the region and Gulf oil supplies are vulnerable to attack and Israel is a renewed target

Chinese AI group has worked with Huawei to cut reliance on Nvidia chips

US and Israel burned through interceptors at an unprecedented rate during last year’s 12-day war

US and Israel launched ‘massive’ strikes on Iran, drawing retaliatory attacks from Tehran on Israel, UAE and Saudi Arabia

State says it is a ‘pre-emptive’ attack to ‘remove threats’

Liberals should favour competition in all things but the superpower game

Surge comes amid increase in number of redress payouts by tax authority

April’s Making Tax Digital launch will instead Make Tax Difficult

Viewed by some as a strategic necessity, the agreement has been complicated by shifting US priorities and political fragmentation at home

Vessels in European ports deteriorate after being hit by sanctions

Judge rules Virginia does not have right to restrict ‘minors’ access to constitutionally protected speech’

Ellison father and son viewed deal as a matter of survival to compete with tech giants that now dominate Hollywood

Pentagon bans start-up from government contracts, as OpenAI announces deal to deploy models in classified networks