How did the Civil Rights movement challenge America to rethink what it really by freedom ?

wrote that the civil rights movement challenged the US to rethink "what it really means by freedom"--including whether freedom applied to all Americans or only to part of the population

Explanation:

The US had to re education and define that freedom for all meant just that freedom was for everyone regardless of race

the founding fathers did not think women were asmportant as mern were and men could do more and better things then women