How was the Constitution significant in helping African Americans to gain civil rights? A. Reconstruction-era Presidents passed executive orders guaranteeing equal rights.
B. African Americans challenged laws and customs that violated their constitutional rights.
C. The NAACP wanted to establish an entirely new Constitution to better protect minority rights.

separate but equal was a legal doctrine in united states constitutional law according to which racial segregation did not violate the fourteenth amendment to the united states constitution, which guaranteed "equal protection" under the law to all people. under the doctrine, as long as the facilities provided to each race were equal, state and local governments could require that services, facilities, public accommodations, housing, medical care, education, employment, and transportation be segregated by race, which was already the case throughout the states of the former confederacy. the phrase was derived from a louisiana law of 1890, although the law actually used the phrase "equal but separate

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john locke studied medicine and he laid a lot of groundwork for the enlightenment he also contibutied to the development of liberalism