April 11, 1968, Public Law 90-284April 11, 1968United States. Congresshttps://creativecommons.org/publicdomain/mark/1.0/enghttp://congressarchives.org/record/EMD_Working_Papers-f352-1968_04_11H.R. 2516 Passed By Congress To Prescribe Penalties For Acts Of Violence Or Intimidation, This Act Also Includes Indian Rights And Offenses.