In which andean country are there more indigenous people than mestizos?
a. bolivia
b. chile
c. ecuador
d. peru

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!

regarding the law, the 15th amendment was specifically designed thinking in the rights of black free men.

even though ratified on february 3, 1870, the promise of the 15th amendment would not be fully applied for a long time.poll taxes and literacy tests would allow southern states disenfranchise african americans. only in 1965 the voting rights for african americans would be actually able to vote in the south.

in 1965, president johnson signed the voting rights act, which aimed to overcome legal barriers that prevented african americans from voting as it was guaranteed by the 15th amendment to the u.s. constitution.

-he wants to reinforce that students and teachers still have their first amendment rights during the school day.