Answer:
Explanation: After being considered inferior beings to whites and being subjected to slavery in earlier times, the lives of African Americans gradually changed for good, especially since the Third Amendment was promulgated in December 1865, where abolition was established of slavery in most states of the country. In the same way it happened with the Fourteenth Amendment where said population was obtaining benefits such as US citizenship. Continuing with the fifteenth amendment, which promulgated the right to vote to the African-American population. All these were positive factors that improved their quality of life notoriously.