<ul data-eligibleForWebStory="false">The S&P 500, Nasdaq Composite, and Dow Jones Industrial Average declined on Friday as US President Trump's tariff threats caused market jitters.The S&P 500 fell by 0.52%, Nasdaq Composite by 0.36%, and Dow Jones was down by 0.51% in early trade after reaching all-time highs the previous day.Tech giant Nvidia led the market to cross the $4-trillion market cap before trading lower due to Trump's tariff stance.All 11 sectoral indices were in the red with Communications Services and material sectors leading the decline.