ocr: Thel NAACP was readying for batile. These cases were joined with others: in South Carolina, Virginia, and Delaware, and under Brown's name came before the Supreme Court, wluch was then led by Chiei Justice Earl Warreo. Tbe Warren Court: rejected the argument oflered in Plessy V. Ferguson (1890) that segregation was legal as long as the: separated Cacilities were equal