A) The United States had passed laws to end discrimination against immigrants. B) The discrimination that previous immigrants faced was less severe than first reported.

C) Discrimination against immigrants did not occur among the railroad workers.

D)The situation in China was so bleak that immigrants figured America was their only hope.

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.

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