Slavery continued until 1865, when abolitionists argued against its conditions as violating Christian principals and rights to equality.
Many women involved in the early abolitionist movement went on to be important leaders in the early women's rights and suffrage movements.
The Civil War Amendments protected equality for emancipated slaves by banning slavery, defining citizenship, and ensuring voting rights.
Separate but equal laws supported segregation in the south by stating that providing comparable public services did not violate equal rights.
The NAACP, which was founded in 1909, advocates for full civil liberties and an end to racial discrimination and violence.
Post-WWI civil rights were expanded through court rulings such as Brown v. Board of Education (1954), which helped integrate public schools.