Cuban Project by late August, the Soviet military build-up in Cuba disgruntled the Kennedy administration. The fear of open military retaliation against the United States and Berlin for the US covert operations in Cuba slowed down the operation. By October, as the Cuban Missile Crisis heated up, President Kennedy demanded the cessation of Operation Mongoose. Operation Mongoose formally ceased its activities at the end of 1962. The first assassination plots began in the late summer of 1960, according to the Church Committee’s documentation. Some of the plots and ideas ranged from “poisoned pills, an exploding seashell, and a planned gift of a
History of the United States National Security Council 1961–63 of the National Security Council (EXCOMM) was established in the autumn of 1962 to manage the emerging Cuban Missile Crisis. A much smaller group than the NSC, it consisted of the President as chairman, the Vice President, the Secretaries of State, Defense, and the Treasury, the Attorney General (the President's brother), the Director of Central Intelligence, and Chairman of the JCS as well as National Security Advisor Bundy. After the missile crisis was successful weathered, the EXCOMM continued to meet with Cuba as its primary subject but with discussions of other matters during its 42 meetings between October 1962 and