Oil prices and stock markets worldwide swung through a shaky Monday with uncertainty about what will happen with the Iran war. The S&P 500 swiveled between gains

Oil markets jolted higher Monday after Iran threatened to shut the Strait of Hormuz amid escalating tensions in the Middle East. West Texas Intermediate crude surged 7% to about $94 a barrel and Brent climbed 6% to roughly $97,

U.S. markets hovered near all-time highs Monday and oil rose more than 2% after President Donald Trump appeared to dismiss Iran’s response to a U.S. peace plan. Futures for the S&P 500 were essentially unchanged,

U.S. stocks rose May 26, with the S&P 500 up 0.4%, after President Donald Trump said negotiations with Iran were “proceeding nicely.” The price for a barrel of Brent crude, the international standard, rose 4% to $97.14. Most big U.S. companies have ...

President Donald Trump has repeatedly said a deal with Tehran to reopen Hormuz is close, but such an agreement still has not materialized.