Outside of a U.S. President bending norms, the Fed also faces challenges in achieving its economic objectives. Inflation remains above its 2% target: Its preferred measure is at 2.4%, though core prices — considered a better gauge of where inflation is headed — rose 2.8% in November from a year ago.

The Fed held interest rates steady as it continues to combat inflation. President Trump wants to see lower rates, but some of his policies could fuel more price hikes.