The correct answer is <span>remove racial barriers to voting
Although African-American people had the constitutional right to vote, they couldn't vote because they either had literacy test to pass or had poll taxes to pay which they couldn't so they were legally segregated and not allowed to vote. These laws abolished all such practices and all people were given equal voting rights.</span>
global warming
destruction of ozone layer
environment degradation
Once again..... There's no question -_-
Uncle Tom's Cabin; or, Life Among the Lowly is an anti-slavery novel by American author Harriet Beecher Stowe. Published in 1852, the novel had a profound effect on attitudes toward African Americans and slavery in the U.S. and is said to have "helped lay the groundwork for the Civil War".
Voting rights, I would say.