The horses made a huge impact on the society of the plain Native Americans. They started having horse mounted warriors that were very prolific at fighting with bows and arrows. There was also a hierarchical element added with those with horses being higher ranked than those without. Another thing was that it made buffalo hunting much easier.
•WHICH ACTION OPPOSED THE CIVIL RIGHTS ADVANCES THAT THE RECONSTRUCTION AMENDMENTS HAD PROMISED ?
Answer : Civil Rights Act of 1871
— Following the Civil War as part of the Reconstruction period, various Civil Rights Acts (sometimes called Enforcement Acts) were passed to extend rights of emancipated slaves, prohibit discrimination, and fight violence directed at the newly freed populations.
You can find your answer at https://www.monticello.org/slavery-at-monticello/liberty-slavery/enlightenment-freedom-and-slavery
The american colonies rising up against british control as a result of a series of unfair laws and taxes