Trump ratcheted up his pressure campaign this week, calling on Fed Governor Lisa Cook to resign after a Trump administration official alleged that she had committed mortgage fraud. Cook rebuked the push for her to quit, saying she has “no intention of being bullied to step down from my position because of some questions raised in a tweet.”

The Dow logged its first record close of the year and bond yields fell after Federal Reserve Chair Jerome Powell struck an upbeat tone on a September interest-rate cut.

Fed Chair Powell sparked a big rally as he signaled the central bank could cut rates in September in his remarks at the Jackson Hole policy symposium.

The Fed chief is expected to address inflation, interest rates and the economy in his speech on Friday. Will he also confront President Trump’s attacks on central bank independence?

Federal Reserve Chair Jerome Powell has been under pressure from President Trump to lower the central bank's benchmark interest rate.

President Donald Trump has sought to terminate Federal Reserve Chair Jerome Powell, potentially setting up another constitutional fight if Powell refuses to go.

Follow all the developments around Federal Reserve Chairman Jerome Powell's Jackson Hole speech and analysis of what it means for the economy and your money.

Stocks closed lower Wednesday, led by a continued technology sector sell-off, as investors brace for a big speech later in the week by Federal Reserve Chair Jerome Powell.