Well he was debatably the worst president who ever came to office, so i wouldn't
take any of his opinions too seriously, but when he came to office he swore that he would send every "Negro" back to Africa if he had the chance.<span />
Answer:
Manifest Destiny
Explanation:
Manifest Destiny was the idea that white Americans were divinely ordained to settle the entire continent of North America. The ideology of Manifest Destiny inspired a variety of measures designed to remove or destroy the native population. US President James K. Polk (1845-1849) is the leader most associated with Manifest Destiny.
He advised other leaders to give up the mantel so can choose a multitude of people to be their leaders.