B
monroe doctrine stopped European colonization in the western hemisphere
In the years following the Civil War, railroads were privately owned and ... support of both major political parties and pressure groups from all regions of the country ... Labor unions formed or organizations that promoted the interests of workers ... In a monopoly, there is no competition and the seller can increase the price of ...
If other countries aren't willing to fight for them and they cant fight for themselves the United States probally would but no we dont have to
True...........................
Answer: To veto legislation. To sign treaties. To appoint Supreme Court justices.