Final answer:
In 1954, the Supreme Court ruled in Brown v. Board of Education that racially segregated public schools were unconstitutional.
Step-by-step explanation:
The correct answer is Brown v. Board of Education. In 1954, the Supreme Court unanimously ruled in Brown v. Board of Education that racially segregated public schools were unconstitutional. In 1954, the Supreme Court ruled in Brown v. Board of Education that racially segregated public schools were unconstitutional. This landmark decision overturned the precedent established by Plessy v. Ferguson in 1896, which had upheld the principle of separate but equal.
In 1954, the Supreme Court ruled in Brown v. Board of Education that racially segregated public schools were unconstitutional. The court determined that segregated schools perpetuated harm by endorsing the idea of racial inferiority and violated the equal protection clause of the Fourteenth Amendment.