This was a u. s. supreme court decision that established the legality of racial segregation so long as facilities were separate but equal.

Plessy v. Ferguson

Explanation:

A seminal U.S. case was Plessy v. Ferguson, 163 U.S. 537.

Supreme Court which maintained the lawfulness of public facilities ' racial segregation laws as long as the segregated facilities were of equivalent quality – a practice that became known as "separate but equal."

The ruling justified the many state laws that had been enacted in the American Era to enforce racial segregation.

Plessy v. Ferguson

Explanation:

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the money supply is the total amount of money available in the economy. how do changes in the money supply affect people and businesses?