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Nvidia and OpenAI near investment to replace unfinished $100bn deal

Chipmaker swaps last year’s complex framework with AI start-up in favour of $30bn equity cheque

World Liberty Financial draws bankers, celebrities and digital market tycoons to US president’s Florida resort

President heaps pressure on Tehran as US amasses biggest force in Middle East since 2003 Iraq invasion

Most employees will receive 5% less in equity rewards after bigger cuts a year before

Former prince faced nearly 11 hours in custody as police continue to search Windsor property

Move follows similar initiatives by other Wall Street institutions but comes as concerns mount about sector’s health

Also in today’s newsletter: US steps up military deployment to Middle East and IMF calls on China to halve industrial subsidies

Swedish fintech’s share price has plummeted by two-thirds since September IPO

Investment group’s decision sends shivers through industry

Retailer eclipsed by ecommerce and cloud computing titan for first time even with 5.6% jump in fourth quarter

Will world markets keep dumping the greenback?

Group cast as guarantor for Gaza redevelopment but has been criticised for excluding Palestinians

Food retailers blame supply constraints on withdrawal from commitment to source slower-growing breeds

Misgivings came before Trump lashed out at London’s deal to cede ownership of Chagos Islands to Mauritius

Police action sets up extraordinary possibility of senior royal standing trial

FT explains the long history of rivalry between Washington and the Islamic republic

Investing through 2026, the feng shui way

Similarities between pet and human tumours suggest new ideas for targeting both

Tehran thinks a drawn-out conflict could eventually yield a better deal than what Trump is offering today

First increase in quarter of a century comes as ministers seek to boost school staff retention rates

Oil price rises as aircraft carrier and refuelling planes head to region in one of biggest build-ups since 2003 Iraq invasion

Tariffs have supercharged turbulence in commodity markets

Energy group’s shares dropped nearly 10% before paring their loss for the day