Stocks jumped on optimism that President Donald Trump may hold back from implementing some of his tariff plans, potentially avoiding an economic slowdown.
The Dow Jones Industrials surged 597.99 points, or 1.4%, to 42,583.32.
The S&P 500 Index rose 100.01 points, or 1.8%, to 5,767.57.
The NASDAQ increased 404.54 points, or 2.3%, to 19,188.59.