Reconstruction and race timeline Destiny W. By April 11 Sep 2, 1857 Revolt of 1857 Congress did worry that the courts might overturn the Civil Rights Act. Sep 2, 1868 The fourteenth admendment (1868) People considered amending the Constitution to protect African Americans to be extreme measure. Aug 28, 1886 Black codes The southern states passed black codes (laws) in early 1866.