and it goes way back with Ed Bernays (author of the book "Propaganda"), explaining it live on TV how they do it:
https://video.nostr.build/8e06e3bae1b78adf94cffc4482ed2a845b59d570e0f70c82c279fe62daa6ea02.mp4
This scene from Eastenders is the type of propaganda that would make Goebbels blush.
Discussion
Have known about Bernays for years, never actually seen him.