'mK ultra' is the name of a c.i.a.-programme on mind control. it Started during World World war II with research on hypnosis for interrogation, secure courier duties, and reducing fatigue. it also included research to the effects of primitive drugs like barbiturates and cannabis. the cia experimented a lot with drugs, trying to manipulate people's thoughts.a lot of mk ultra documents were destroyed in 1972 but some remained, leading to a public scandal.it is remarkable how precise aldous huxley predicted mind control by drugs in his book brave new world revisited.