Global stock markets experienced mixed trading on Monday, with oil prices declining after recent gains, as investors brace for potential economic conflict between the US and Iran. The anticipated announcement of significant US economic pressure on Iran is fueling market uncertainty. While the Dow Jones Industrial Average showed a slight increase, the S&P 500 and Nasdaq Composite both fell. Caution also stems from upcoming earnings reports, notably from Nvidia scheduled for Wednesday. Furthermore, the annual Jackson Hole central banker symposium beginning Thursday adds to the apprehensive market mood. Investors are closely monitoring these developments for clues about the future direction of the economy and market stability.