What was one reason the 14th and 15th amendments failed to prevent future racial segregation

They could not be punished. (What I was told and researched.)

Explanation:

The supreme court ruled that Congress was not able to punish a state or states that violated the civil rights of African Americans, even though these amendments were made to correct the injustice from slavery.

for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

explanation:

do u have any answer choices man?