A small clique within the CIA was responsible for the assassination [of John F. Kennedy].

Counterintelligence chief James Angleton withheld documents from the Warren Commission.
https://jfkfacts.substack.com/p/why-did-james-angleton-want-to-wait-out-the-warren-commission
Cuban exile Homer S. Echevarria allegedly made a comment the day before the assassination of President John F. Kennedy that “we now have plenty of money—our new backers are Jews—as soon as ‘we’ (or ‘they’) take care of [John F.] Kennedy….”
Yemeni missile targeted Israeli Negev Nuclear Research Center, but was intercepted.
Angleton, Mossad, and the Kennedy Assassinations
June 5, 2022
https://www.unz.com/article/angleton-mossad-and-the-kennedy-assassinations/
JFK files confirm Israeli intelligence had a secret backchannel into US operations.
The JFK file were held to restrain Israel, but it failed, so they are released.