Global Tensions Weigh Heavily on U.S. Markets as Tariff Threats Loom

U.S. stock markets opened sharply lower on Tuesday, January 20th, 2026, as investors reacted to escalating geopolitical tensions stemming from President Donald Trump's renewed threats of tariffs against European nations. The proposed tariffs, linked to a dispute over Greenland, cast a pall over global markets and sent safe-haven assets soaring. This sentiment overshadowed the ongoing corporate earnings season and upcoming crucial economic data releases, setting a cautious tone for the trading day.Market Ind ...