They were wondering in search of their lost family members, they were constantly in danger, with a possibility of being killed, secretly enslaved or beaten up harshly. Their lives for sure were quite bitter even after the civil war. After all, the war could not change the point of view of the landowners in the South in a fingerclick, that required much more time and patience.
i think its, Representative Democracy. as Direct Democracy doesn't work for Big Cities
The African Americans helped out the war majorly throughout that time period. They participated in protest marches and also tried to join the forces with blacks to fight for freedom.
their disagreement was over who the successor was