Here Are All of the US Presidents Ranked By Their IQ

Franklin Pierce

Pierce was the 14th president, directly after Millard Fillmore. His position in office countered the work of Millard Fillmore. He attempted to alienate anti-slavery groups, and he viewed the abolitionist movement within the Union as a threat to the American lifestyle. 

He Pushed the Buttons

Pierce was the one who began seriously threatening the American Civil War. He sided with the Confederacy, and he pushed for the Southern secession that eventually led to the separation of the North and the South. Over the years, Historians have ranked Pierce as one of the worst and least memorable presidents of all time. He also had an IQ of 147.