The landmark US Supreme Court´s sentence Brown v. Board of Education of 1954 stated that racial segregation of children in public schools was unconstitutional. It reverted the 1896 Plessy versus Ferguson decision that upheld segregated but equal public facilities as constitutional. Brown v. Board of Education gave impulse to the Civic Rights Movement.
The Constitution was drafted in 1787, after the American Revolution ended. What document preceded the Constitution in outlining the powers of the US government? the Declaration of Independence.