Answer:
The 14th Amendment.
Explanation:
The thirteenthy amendment freed the slaves, the fourteenth amendment provinded citizenship to all people born in the United States, and the 15th amendment gave righting votes to all men.
I remember this by this handy acronym:
13-- Free
14-- Citizens
15-- Vote.
Because they are racist and racist people love people who are racist like them and so they gain popularity like that
The problem with it was that it was not powerful enough to do the normal tasks modern governments do today. They couldn't
1: Couldn't Regulate Trade
2) Couldn't pass Taxes
3) Had only one branch