Washington tells non-essential staff they can leave Israel as London says personnel ‘temporarily withdrawn’ from Iran

Chancellor wants to ensure that UK defence spending protects jobs and investment, say Treasury officials

Shift in opinion comes as Gaza tries to recover from Israel’s war against Hamas in the territory

Katharine Braddick’s appointment to PRA comes as government seeks to reform regulation to boost growth

Sam Altman’s $730bn start-up restocks its war chest for battle with Anthropic and Google

The Greens’ victory is a crushing blow for Sir Keir Starmer

Self-styled ‘eco-populist’ revels in ‘seismic’ by-election victory in Gorton and Denton

Fear of Farage is mobilising voters, but frustration with government means Britons will find alternative beneficiaries

Plenty of readers admit to using AI already; others have major concerns

By-election result shows split in leftwing vote which could be replicated at May local elections

Fall in index raises questions over whether recent improvement in economic indicators will continue

Extra tax obtained from the 2,000 largest businesses doubles in three years

UK prime minister further weakened after Labour pushed into third place in traditional stronghold

Tariff wars may de-escalate but companies in the US and elsewhere are still expected to serve their country first

US holding talks with companies to identify vulnerabilities in Chinese networks

Spiralling electricity demand threatens to hold the US back in its technological race with China

Investment by Beijing has transformed the country’s institutions despite lingering questions about research quality and intellectual freedom

Gorton and Denton loss a severe setback to Prime Minister Keir Starmer after divisive campaign

Group’s shares surge 25% as CEO says ‘most companies are late’ to realise how much technology will affect employment

CEO Dario Amodei says start-up ‘cannot in good conscience’ agree to US government’s terms

FS KKR shares tumble 15% as markdowns highlight growing strains in debt extended to unlisted companies

Strains at the company’s first retail-focused fund have sent a chill through the broader sector

Streaming company’s decision ends months-long battle to buy parent of CNN, HBO and franchises such as Harry Potter

A company etched in Silicon Valley folklore as a disrupter needs reinvention