Answer:
The correct option is: "the Mexican-American War"
Explanation:
It was the the Mexican-American War that brought about the need or desire to begin an expansionist policy with regard to foreign affairs, since the end of this war ceded a lot of new territory that was used by settlers moving west.
The railroad boosted the economic status of the USA the transportation of raw materials and manufactured good to and from industries became faster and easier after the completion of the railroad
Answer:
The legislative branch represents the will of the people for passing laws and funding the government, and the executive carries out the laws and the judiciary declares conflicts between laws and sometimes declares laws invalid.
Explanation:
Thats all I know!! I hope you finish it!!