The president has accused Powell of being political and nicknamed him “too late” when it came time to adjusting interest rates.

Trump is the first president to visit the Fed since President George W. Bush attended the swearing-in ceremony of Fed Chair Ben Bernanke in 2006. That ceremony marked only the third visit of a president to the Fed, Bernanke noted in his remarks on the day.

President Donald Trump has escalated his pressure campaign against Federal Reserve Chair Jerome Powell, leaving the door open to ousting him for “fraud,” he said last week. That raises questions about what would happen if Trump actually tires to fire the central bank leader.