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.
Because they needed the protection of the East India Company (EIC) to preserve the Mughal authority. After one century of prosperity the Mughal empire was facing its own decline. Different emperors raise to throne and did very little to save the empire from its collapse.
They faced several fights among claimers to the throne and eventually civil war. Much of the Mughal treasures were looted. In response, the British from the EIC gained trading rights, such as collect taxes, and ultimately political power.
It was bad because peoples' lives were lost during the border wars.
That is why, hope this helps. :)