South Korea’s stock market has suffered its steepest fall in history amid the widening fallout of the United States-Israeli war on Iran. The benchmark KOSPI index plummeted 12.06 percent on Wednesday,

Live updates on markets and the top finance, economics and business stories. Plus the latest on the Dow, S&P 500 and Nasdaq.

Stocks fluctuated March 2 in the wake of the U.S. and Israel attacks on Iran, signaling investors' concerns about potential long-term impacts.

Ultimately, MSFT’s current struggle underscores a historical truth: no company is dominant enough to escape abrupt market fluctuations.

Here are the top stories to read Monday: Trump leaves door open for extended U.S. campaign against Iran. What that could mean for the economy.

When the stock market falls, your first instinct might be to panic. Here's what financial experts say to do instead.

According to Dr. Ravi Singh, Chief Research Officer at Master Capital Services Ltd, geopolitical tensions between the US and Iran unsettled global markets, while Anthropics latest AI plugin releases triggered a sharp selloff in domestic IT stocks as investors reassessed competitive and earnings risks.

Headwinds are piling up for Wall Street's Trump-fueled bull market rally.

Stock Market LIVE Updates: Markets hope for some damage recovery today after a sharp crash on Wednesday due to the Iran war.

It's no wonder that crude prices are so sensitive to this particular crisis. About one-fifth of the global supply of crude oil flows through the Strait of Hormuz, the narrow passage from the Persian Gulf to the Indian Ocean and the wider world. And at one time, Iran had the ability to slow or even stop traffic through the strait.

Yet the stock fell by nearly 5.5% on Feb. 26, the day after the report. Here's what Nvidia's blockbuster quarter and Wall Street's response to it tells us about the state of the s