The correct answer would be wrong or misleading advertising. Laws that implemented the consumer's right to be informed forbid false advertising. Black propagandas are often used by businesses who wants to convince consumers to buy their products in a very exaggerated way.
I believe the first was the Tahirid dynasty in Khorasan , which was founded during the caliph Al- Ma’mun’s reign.
The appropriate response is self-fulfilling prophecy. A self-fulfilling prophecy is a forecast that straightforwardly or in a roundabout way makes itself turn out to be valid, by the very terms of the prediction itself, because of positive criticism amongst conviction and conduct.