Answer:
Between 1970 and 1973, during the Vietnam War, the United States bombed much of the countryside of Cambodia and manipulated Cambodian politics to support the rise of pro-West Lon Nol as the leader of Cambodia. The Khmer Rouge used the United States’ actions to recruit followers and as an excuse for the brutal policies they exercised when in power.
Explanation:
The Federalists wanted the wealthy and educated to lead the nation, focused on businesses and trading, and had a loose Constitution interpretation. The Anti-feds wanted the people of the nation to lead, focused more on agriculture, and wanted a strict interpretation of the Constitution. Federalists wanted Hamilton's plan for financial crisis to work because it would help their businesses. The opposing side were against it because they would be the ones who had to pay for the high tariffs.
Federalist you can tell because they want a stronger gov't and they praise Hamilton.
A difficulty that had to be overcome during the building of the Transcontinental railroad was Native raiding on work camps.