Recently,the US Dollar has lost significant against all of the majors.The US Dollar exchange rate (GBP/USD) is 1.6402 on April 20th,2011.

The Dollar is the only major to have performed as badly as Sterling in the markets on April 20th, with EUR/USD rising to its highest level since January, 2010. S&P’s downgrading of their assessment of the future prospects for the US economy continues to suppress the Greenback, with many analysts questioning the Dollar’s continuing viability as the world’s reserve currency of choice. They're negative to USD during short time.