The 1958 Supreme Court case Cooper v. Aaron was one of several decisions aimed at ending what policy in schools?

Which 17-year-old helped lead Brazil to its first World Cup title in 1958? Leslie Caron played which young Parisian woman in the title role of a 1958 musical film? Which designer debuted his "Trapeze" line at the House of Dior in 1958? In which 1958 film does Steve fight off an alien life-form that consumes everything in its path? "The Birthday Party" (1958) was the first full-length play by which author of "The Homecoming"? In 1959, 12 countries including the U.S. and USSR signed a treaty to preserve which continent for science? In which 1959 comedy do two musicians who witness the St. Valentine's Day Massacre flee the mob by joining an all-girl… Frankie Avalon's 1959 No. 1 hit shares its name with which planet?