Trump news at a glance: tariffs inflict more pain amid warning of rising prices

Global markets plunge for a second day as Fed chair defies Trump's call for interest rate cut and warns of price pain for consumers - key US politics stories from 4 April

Donald Trump's sweeping tariffs are roiling global financial markets, with stocks tumbling across the board from New York to London.

Wall Street suffered its worst week since the onset of the Covid-19 crisis five years ago as investors worldwide balked at the US president's risky bid to overhaul the global economy with the vast tariffs.