 Complete the following phrase:  Hays took part in numerous notable cases, including the Sweet segregation case in Detroit as well as the Scopes trial often called the monkey trial in 1925, in which a school teacher in Tennessee was tried for teaching evolution; the American Mercury censorship case 1926; the Sacco and Vanzetti case, in which two Italian anarchists in Boston were convicted and executed in 1927 for a murder they denied committing; and the Scottsboro case, in which eight black men from Alabama were convicted and sentenced to death in 1931 for allegedly attacking two white women. Hays attended the 