Question: The case of Loving v. Virginia in 1967 was a landmark civil rights decision of the US Supreme Court which invalidated what prohibition that was historically taboo in the United States and outlawed in South Africa?
Sentence (from "Interracial marriage"): It was formally declared legal in the United States in 1967 when the Supreme Court of the United States ruled in the case "Loving v. Virginia" that race-based restrictions on the set of individuals whom an individual is eligible to marry violate the Equal Protection Clause of the United States Constitution.
Relevant evidence: Yes