On the campaign trail, the economy was seen as one of Trump's strengths. But recently, it's been a driving force in lower approval ratings.

Track President Joe Biden’s average approval and disapproval ratings in national polls over time. Find the most recent results from CNN.

President Donald Trump marked his 100th day in office with a rally in Warren, Michigan, on Tuesday, where he touted his immigration crackdown, defended his economic record, attacked judges blocking his agenda and dismissed polls showing his approval rating at near-record lows as “fake.”