Federal Reserve Chair Jerome Powell just gave Wall Street—and Main Street— a reason to celebrate. In a closely watched speech at the Fed's annual Jackson Hole conference, Powell sent a clear signal that the central bank is preparing to shift its stance on interest rates as early as next month.

While Jerome Powell delivers his annual address, President Trump issues a fresh threat against a Fed governor, Lisa Cook.

The FTSE 100 and European stocks were higher on Friday as markets turn their attention to the much-anticipated speech by US Federal Reserve chair Jerome Powell. He is set to speak

Federal Reserve Chair Jerome Powell opened the door for the central bank to cut rates as soon as next month. The Wall Street Journal's chief economics correspondent, Nick Timiraos, weighs in on the important points in Powell’s Jackson Hole speech.

Wall Street is holding relatively steady ahead of a highly anticipated speech about where U.S. interest rates may be heading.