Operation MH/CHAOS was the code name for a domestic espionage project conducted by the Central Intelligence Agency in the late1960s and early 1970s, first charged by Presidents Lyndon Johnson and later by Richard Nixon to find foreign intelligence, terrorist organisations or government contacts, controlling or influencing Anti-Vietnam War ...

Operation MH/CHAOS was the code name for a secret domestic spying program conducted by the Central Intelligence Agency in the late 1960s and early 1970s, after being charged with unmasking possible foreign influences on the student antiwar movement. MH/CHAOS was exposed by the New York Times in 1974 and further details were revealed during Congressional hearings that prompted the government to launch investigations into CIA surveillance activities within the United States. The first book to reveal such details, it also calls attention to the consequences suffered by the American counterintelligence community because of the government investigations.