The Dollar Index, which tracks the U.S. currency against six leading trading partners (but not China), fell the most in a single day since last April 10, when it tumbled almost 2% amid mounting trade disputes and U.S. threats to impose a 145% tariff on China. That same day, the S&P 500 slid 3.5% and the Nasdaq Composite sank 4.3%.

The American dollar continued to plummet against other currencies on Tuesday, leaving one currency expert to wonder if the United States administration is looking to devalue the greenback on purpose.

The US dollar extended losses to sink to a four-year low against a basket of currencies on Tuesday (Jan 27), after President Donald Trump said the value of the dollar is "great" when asked whether he thought it had declined too much.

SINGAPORE, Jan 28 (Reuters) - The dollar was on the ropes near multi-year lows on Wednesday after investors sold it aggressively when U.S. President Donald Trump seemed to shrug off its recent decline,

The U.S. dollar fell to its lowest level in four years on Tuesday despite President Donald Trump claiming it was “doing great” in a speech in Iowa.