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
Cuban Missile Crisis son Sergei that on Cuba, Kennedy "would make a fuss, make more of a fuss, and then agree." In January 1962, US Army General Edward Lansdale described plans to overthrow the Cuban government in a top-secret report (partially declassified 1989), addressed to Kennedy and officials involved with Operation Mongoose. CIA agents or "pathfinders" from the Special Activities Division were to be infiltrated into Cuba to carry out sabotage and organization, including radio broadcasts. In February 1962, the US launched an embargo against Cuba, and Lansdale presented a 26-page, top-secret timetable for implementation of the overthrow of the Cuban government, mandating