Early 1961-June 1965: CIA Works with Cuban Official on Plan to Assassinate Castro
The CIA works with a high-level Cuban official, codenamed “AM/LASH,” on a plan to assassinate Fidel Castro and overthrow his government. In June 1965, the CIA ends its contact with AM/LASH and his associates, citing security concerns. [US Congress, 12/18/1975; Central Intelligence Agency Inspector General, 1/1996]