Wall Street and Europe stocks slump after Trump's tariff threats on NATO members

Market Performance - The S&P 500 declined by 1.2%, moving further away from its recent record high set early last week [1] - The Dow Jones Industrial Average dropped by 536 points, equivalent to a 1.1% decrease, as of 10:56 a.m. Eastern [1] - The Nasdaq composite experienced a significant slump of 1.5% [1] Sector Performance - Losses were widespread across the market, with technology stocks leading the decline due to their significant influence on market direction [2] - Retailers, banks, and industrial companies also saw sharp declines, contributing to the overall market downturn [2]