According to FX168 Financial Report, the US government announced on Tuesday (February 18) major new sanctions against Russian oil giant Rosneft as it helped Venezuelan leader Nicolas Maduro circumvent US sanctions. Since then, the three major US stock indexes have accelerated their decline. The Dow Jones index fell 200 points, or 0.6%. The S & P 500 fell 0.4% and the Nasdaq Composite fell 0.3%. Spot gold rose above $ 1,600 per ounce, up nearly $ 20 from its intraday low, refreshing its highest level since January 8 to $ 1601.41 per ounce; spot silver rose over 2% during the day, reaching a maximum of $ 18.159 per ounce. In addition, Bitcoin has ushered in a rebound. On February 18, Bitcoin continued to fluctuate in the morning, and continued to rise at about 22 o'clock in the evening. It broke through $ 10,200 at about 5 o'clock in the morning on the 19th, and it is now consolidated around $ 10,100.