#MajorStockIndexesPlunge January 20–21, 2026 Stock Market Plunge: Causes, Reactions, and Recovery
Between January 20 and 21, 2026, U.S. and global financial markets experienced a dramatic bout of volatility, triggered by geopolitical tensions and investor uncertainty. This period marked one of the most notable single-day drops for the major U.S. stock indexes in recent months. Here’s a full, detailed breakdown of what happened, why it happened, and what it means for investors and markets going forward.
1. The Day of the Plunge: January 20, 2026
On January 20, 2026, the U.S. stock market suffe