In 1866, the Senate passed the 14th Amendment, which was ratified two years later. It granted citizenship to all persons “born or naturalized” in the United States and followed the end of the Civil War and high-profile mob attacks on African Americans. One of them, known as the Memphis Massacre, left many Black residents dead, but no one accountable. That history has rarely been shared, even with Tennessee students. Correspondent Joie Chen meets with students and educators working to change that.