Over the past six months, the dollar has declined more than 10% compared with a basket of currencies from the U.S.’ major trading partners — something it has not done since 1973. Today, it sits at a three-year low.

The dollar is off to its worst start to a year in more than half a century. The United States’ currency has weakened more than 10 percent over the past six months when compared with a basket of currencies from the country’s major trading partners.

The US dollar suffered its worst first-half decline in more than 50 years as fears over President Trump’s tariff policies have driven down the world’s principal reserve currency. The greenback weakened 10.