Core Viewpoint - The Speaker of the U.S. House of Representatives, Johnson, expressed disappointment in Federal Reserve Chairman Powell amid ongoing criticism from President Trump regarding high interest rates [1] Group 1: Legislative Perspective - Johnson is uncertain about the legal authority to dismiss the Federal Reserve Chairman when asked about supporting Trump's potential move to fire Powell [1] - He indicated an openness to amending the Federal Reserve Act, which established the U.S. central banking system in 1913, despite historical resistance from Federal Reserve officials to such changes [1] Group 2: Regulatory Context - The last significant amendment to the Federal Reserve Act occurred in 2010 as part of the Dodd-Frank Act, aimed at enhancing regulation of large banks following the financial crisis [1] - Johnson mentioned that all reviews of the Federal Reserve's operations are appropriate, referencing investigations into the costs of renovating the Fed's headquarters and the Treasury Secretary's inquiry into potential "function creep" by the Federal Reserve [1]