what was decided in the supreme court case of plessy vs. ferguson?
<answer> The 1896 landmark Supreme Court decision Plessy v. Ferguson established that the policy of “separate but equal” was legal and states could pass laws requiring segregation of the races. <context> The 1896 landmark Supreme Court decision Plessy v. Ferguson established that the policy of “separate but equal” was legal and states could pass laws requiring segregation of the races.