The “they” you speak of who killed him for it are whom? You know more than the authorities but have failed to tell them?
The freedom that JFK spoke of is not the freedom to condemn, to deny others of their freedoms because of a fake notion by white supremacists and evangelical Christians that their rights trump the rights of minorities and women.
That you would try to use his words to bolster your perverted patriotism and white privileged is as disgusting as anything you have ever posted. It shows you to indeed be the fucking fool.
". . . those who claim to know the Mind of God, who will tell you what God thinks and how He will judge and condemn others—those people are the greatest of all blasphemers." Aloysius Xingu Leng Pendergast