I think the answer would be the Compromise of 1850 that led to sectional tensions and the formation of a new political party. It was a package of five separate bills passed by the United States Congress in September 1850, which defused a four-year political confrontation between slave and free states regarding the status of territories acquired.
It would be John C Fremont. However he didn't win the whole election, the Democrat he was running against did.
"Separation of Powers" is the one principle among the choices given in the question that <span>was included in most state constitutions.</span>
Explanation:
Focus on improving the occupied countries by providing security to the civilians. example/ let's say that Ethiopia wants to drill for water in a neighboring country. the US will provide the drilling equipment necessary to do so. then the civilians can plant foods, water their livestock, etc...