The dollar has dropped today (Monday 23/01/2017) with a projection of volatility as Donald Trump officially became president of the USA. The dollar dropped to a six-week low against the Euro. He has attacked global trade deals and said he would put America first. Trading floors are ravaged by extreme uncertainty over the new president's plans; London, Tokyo, Paris, Frankfurt and Wall Street (New York) are said to have fallen already.
Read more on the subject at Yahoo Finance.