The Supreme Court of the United States rules 7–2 in the <i id="mwdQ"><a href="https://en.wikipedia.org/wiki/Dred_Scott_v._Sandford" id="mwdg" rel="mw:WikiLink" title="Dred Scott v. Sandford">Dred Scott v. Sandford</a></i> case that the Constitution does not confer citizenship on black people.