Core Viewpoint - The market experienced a decline due to President Trump's new threat of "massive tariffs on goods from China," which has caused concern among investors who believed the market's advance in 2025 was insulated from trade-war tensions [1] Group 1 - The market slide was influenced by trade-war tensions, specifically the potential for increased tariffs on Chinese goods [1] - Investors are becoming increasingly rattled by the implications of these tariffs, indicating a shift in market sentiment [1] - The belief that the market was immune to trade tensions has been challenged by recent developments [1]