PolitiFact | No, JFK didn’t say he would expose a slavery plot
www.politifact.com
False claim: JFK warned about a plot to enslave Americans seven days before his assassination
Update May 21, 2020: This article has been updated to reflect that disclose.tv has since added information from this check to the discussion thread.
www.reuters.com
but even better--
Where does believing this get anyone? Maybe you're just being controlled by alien space laser beams