Nationalism. As Manifest Destiny was geared towards more of the individual people's growth (i.e go-getters) compared to Nationalism; the growth and advancement of the nation's people's as a whole.
It was in essence, a social contract in which the settlers consented to follow the compact's rules and regulations for the sake of survival. Thus, the colonists sincerely believed that they had the right to govern themselves, being separated from Britain by an ocean and having founded an entirely new society
Quillbot.com to paraphrase
The person that conforms federal judicial appointees is the president
