Which of these determined that laws enforcing the racial segregation of schools were unconstitutional?

In Brown v. Board of Education (1954), the Supreme Court ruled that racial segregation in public schools violated the Constitution’s Equal Protection Clause. The Southern Manifesto opposed desegregation, while Plessy v. Ferguson had upheld segregation under the “separate but equal” doctrine. Therefore, Brown v. Board of Education determined that school segregation laws were unconstitutional.

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