keymoney2360 keymoney2360 24-03-2018 History contestada How did some Southern states respond to the Brown v. Board decision? school systems were shut down instead of integrating schools southern states attempted to nullify the Supreme Courtâs decision which led to the nullification crisis some states threatened to take the case to the United Nationâs international court of appeals school systems refused to honor the ruling and continued to operate separate but equal schools until 1977