The Rhine River (sorry about the late answer)
Answer: Nevertheless, slavery received important protections in the Constitution. The notorious three-fifths clause—which counted three-fifths of a state's slave population in apportioning representation—gave the South extra representation in the House of Representatives and extra votes in the Electoral College.
Explanation: wait for another person to answer in case im wrong
<span>The case was a victory for the NAACP because it overturned a law that would have limited African American voting rights.</span>