On Tuesday, the S&P 500 experienced a slight uptick with contributions from Nvidia and Eli Lilly, amidst Wall Street's navigation between robust corporate earnings and the historic dismissal of Federal Reserve Governor Lisa Cook by President Trump. The Dow Jones also saw a modest increase, while the Nasdaq rose by 0.2%. Nvidia's shares climbed by 1% in anticipation of its quarterly earnings report set for Wednesday, particularly in light of persistent US-China trade tensions. Meanwhile, Eli Lilly surged by 4.2% following its announcement that their experimental diabetes medication significantly aids in weight reduction. Although certain sectors such as energy and consumer staples saw declines, the industrials sector led the upward momentum, with both the Nasdaq and Dow achieving slight gains. Trump's decision to remove Cook due to alleged mortgage-related misconduct sparked apprehensions regarding the autonomy of the Federal Reserve. Cook has indicated her intention to legally contest her dismissal, with experts highlighting the potential long-term risks associated with a central bank increasingly influenced by political dynamics.