Video: 'Exposing the Memphis Massacre (1866): The BrutalTruth America Buried'

(Tuesday, May 1, 1866, at about 4:00 p.m. local time; during the Reconstruction Era) — Three days of race-related rioting erupted today in Memphis, Tennessee, as white mobs targeted blacks, 46 of whom were killed, along with two whites.

Video: 'Memphis Riots of 1866'

The violence spurred passage of the 14th Amendment to the U.S. Constitution defining American citizenship and equal protection under the law.