Operation Mockingbird [was a] large-scale program of the United States Central Intelligence Agency (CIA) that began in the early years of the Cold War and attempted to manipulate domestic American news media organizations for propaganda purposes… Operation Mockingbird recruited leading American journalists into a propaganda network and influenced the operations of front groups. CIA support of front groups was exposed when an April 1967 Ramparts article reported that the National Student Association received funding from the CIA. In 1975, Church Committee Congressional investigations revealed Agency connections with journalists and civic groups…
Operation Mockingbird on Wikipedia: https://en.wikipedia.org/wiki/Operation_Mockingbird
Project MKUltra (or MK-Ultra) was the code name of a quasi-legal human experimentation program designed and undertaken by the U.S. Central Intelligence Agency (CIA). The experiments were intended to develop procedures and identify drugs such as LSD that could be used in interrogations to weaken individuals and force confessions through brainwashing and psychological torture. MKUltra used numerous methods to manipulate its subjects’ mental states and brain functions, such as the covert administration of high doses of psychoactive drugs (especially LSD) and other chemicals, electroshocks, hypnosis, sensory deprivation, isolation…
Project MKUltra on Wikipedia: https://en.wikipedia.org/wiki/MKUltra