Latest Gemini artificial intelligence model has fuelled investor optimism over competitiveness with OpenAI’s ChatGPT

Former deputy national security adviser in Donald Trump’s first term served on tech company’s board last year

Federal Reserve chair says the probe relating to a $2.5bn renovation of HQ is a ‘pretext’ to rein in central bank’s independence

Iranians have suffered years of inflation, devaluation and stuttering growth

A criminal investigation of Jay Powell is the latest in the reworking of the world’s most important financial institution

Conflict over Greenland could destroy the transatlantic alliance, requiring a new European security treaty to replace it

White House’s demand for limit on what issuers can charge rattles investors

Former Conservative chancellor is latest figure to join Nigel Farage’s populist party

Its wealthy suburbs are a draw for those seeking proximity to the Trump administration’s decision makers

Media regulator threatens chatbot with ban or multimillion-pound fine

Wall Street futures also fall after US prosecutors launch criminal investigation into chair Jay Powell

Plus the employment/growth puzzle

Data from selection of companies and start-ups suggests limited success in hiring from embattled auto sector

Upcoming regional elections have reignited debate about CDU’s policy of excluding AfD

Inuit fear loss of language and traditions if Donald Trump succeeds in grabbing the vast Arctic island

The contest for resources between the US and China will continue after the president is gone and affect us all

Despite strong headline growth numbers, the country is slipping from the global spotlight

Steep rise in fee revenues raises hopes for prolonged rebound after years of lacklustre performance

US president attacks oil major’s chief executive over his scepticism about investing in South American country

Mark Rowley rejects claims the UK capital has descended into lawlessness

President weighs potential intervention in Islamic republic amid intensifying crackdown

Chair says probe follows central bank’s refusal to bow to White House push for much lower interest rates

Increased federal enforcement in state follows widespread protests after ICE officer killed woman in her car

University of Glasgow researcher says trend raises transparency concerns for investors