The Mississippi Sovereignty Commission was a secret state police force operating from 1956 to 1977 to suppress the civil rights movement and maintain segregation. The commission kept files, harassed and branded many as communist infiltrators via agents who were retired FBI, CIA and military intelligence. No one was safe in Mississsippi. A form of the Sovereignty Commission continues today in Mississippi. Ask Haley Barbour.
Mississippi had its own spy agency -- not as high.tech as NSA, but "effective." Records on Medgar Evers and others --
Behind the Magnolia Curtain ... Mississippi and its Sovereignty Commission; precursor to NSA?
Mississippi Sovereignty Commission spied on Medgar Evers.
Here are a few files to get you started. Want to see more? Go to http://mdah.state.ms.us/arrec/digital_archives/sovcom/
for a name or file search. Remember this is “low tech” days and there will be
various spellings of his name. (More on Medgar Evers at http://ebooksfromsusan.com A sample chapter from The Plan that focuses on the assassination of Mr. Evers. http://ebooksfromsusan.com under BLOG option)