Stock markets stumble as global trade faces more Trump tariff uncertainty

Core Viewpoint - The stock markets experienced a decline due to President Trump's decision to impose new tariffs on US trading partners, despite a recent Supreme Court ruling against his authority to do so [1][2]. Group 1: Market Reactions - US shares, including the Dow Jones industrial average, fell by 1.4% in morning trading, while the S&P 500 and Nasdaq 100 dropped by 0.9% and 1.1% respectively [1]. - European stock markets also reported losses, contributing to the overall negative sentiment in global markets [1]. Group 2: Legal and Political Context - The US Supreme Court ruled that Trump overstepped his legal authority by using emergency measures to impose tariffs last year [2]. - Despite the ruling, Trump announced plans to impose temporary tariffs on US imports from all countries, initially set at 10% and later increased to 15% [3]. Group 3: Public Sentiment and Opposition - A YouGov poll indicated that approximately 60% of Americans supported the Supreme Court's decision to strike down Trump's tariffs, with significant bipartisan approval [5]. - A Fox News poll revealed that 63% of registered voters disapproved of Trump's handling of tariffs, raising concerns for Republicans ahead of the midterm elections [7]. - Many Americans reported that Trump's tariffs have led to increased prices for goods and services, with Republicans significantly more likely to say that tariffs raised costs rather than reduced them [6].