Global markets slide and oil surges as escalating U.S.-Iran tensions spark widespread risk-off selling.

Singapore’s Straits Times Index bucked the regional trend and rose about 0.6% as Asian markets declined.
SoftBank Group dropped about 6.3% in Tokyo, highlighting the stock's exposure to OpenAI and broader tech holdings.
South Korea’s Kospi fell 3.6% to 6,588.95 amid a broad risk-off rally in Asian equities.
CME FedWatch showed a 67% probability of a 25-basis-point rate hike at the Federal Reserve meeting in mid-September, signaling elevated expectations for higher rates.
ISM data indicated August U.S. manufacturing activity slowed as new orders weakened, though the sector remained in expansion.
Global stock markets tumbled on escalating U.S.-Iran tensions, with oil prices surging toward $95 per barrel and government bond yields spiking sharply higher. The risk-off selloff hit Asia hardest, where Japan's Nikkei fell roughly 3% and South Korea's Kospi dropped 3.6% to 6,588.95, signaling broad reassessment of geopolitical risk morningstar.
U.S. Treasury yields climbed to around 4.8% for the 10-year note as traders priced in potential rate hikes and tighter monetary conditions morningstar. Tech stocks bore the brunt of selling pressure, with Nvidia, Amazon, and AMD all pulling back amid fears of sustained inflation and higher borrowing costs morningstar.
Brent crude rallied to the mid-$90s per barrel as markets braced for potential supply disruptions through the Strait of Hormuz morningstar. U.S. crude prices also climbed higher, amplifying inflation concerns and feeding into the broader bond-market selloff. Geopolitical uncertainty in the Middle East has become the dominant driver of energy markets morningstar.
Japan's Nikkei Index dropped around 3%, while South Korea's Kospi fell 3.6% to settle at 6,588.95 morningstar. Hong Kong and Taiwan also posted losses as investors dumped equities across the region. Singapore's Straits Times Index bucked the trend, rising about 0.6%, providing a rare bright spot in otherwise weak trading morningstar.
SoftBank Group tumbled 6.3% in Tokyo, reflecting heavy exposure to technology holdings and broader weakness in the sector morningstar. The decline underscored how geopolitical shocks ripple through equity markets tied to growth and innovation stocks.
CME FedWatch data showed a 67% probability of a 25-basis-point rate hike at the Federal Reserve meeting in mid-September morningstar. This elevated expectation reflects traders' belief that inflation pressures—fueled by higher oil prices—will force the Fed toward tighter policy. Treasury yields worldwide surged in response morningstar.
U.S. manufacturing activity slowed in August, with new orders weakening according to ISM data morningstar. Yet the sector remained in expansion mode, suggesting underlying strength. However, rising rate expectations and geopolitical anxiety have overshadowed any positive economic signals morningstar.
The sell-off extended beyond Asia to European markets and rippled across commodities and currency pairs morningstar. Higher energy costs threaten to reignite inflation, complicating the outlook for central banks and pushing investors toward cash and defensive assets. The combination of geopolitical tension and monetary tightening is reshaping portfolio positioning worldwide morningstar.
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