Thirteenth,Fourteenth, and Fifteenth
The landmark case Plessey v. Ferguson was significant because "<span>It showed that racial segregation was constitutional</span>" since this remained the case until Brown vs. Board of Education overturned it.
Answer:
The major downfall of the Articles of Confederation was simply weakness. The federal government, under the Articles, was too weak to enforce their laws and therefore had no power. The Continental Congress had borrowed money to fight the Revolutionary War and could not repay their debts.
The Articles of Confederation had several weaknesses. Three notable weaknesses include the national government's lack of power to tax, the absence of national army or navy and the ability of each state to issue their own paper money.
Johnson was in a rough spot as president. He came into office immediately following the death of Kennedy, who had started Civil Rights legislation. Johnson did a great job of advancing that legislation in the form of the Civil Rights Act.
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The answer is B: they are loans to the government.