Short answers, pulled from the story.
The world's earliest identified printed advertising medium is a copper printing plate from the Song dynasty of China featuring a rabbit logo and the text Jinan Liu's Fine Needle Shop. This artifact dates back to the Song dynasty and demonstrates that the impulse to persuade a consumer to buy a specific good is as old as the technology to record it.
Thomas J. Barratt is widely considered the father of modern advertising for introducing the concept of branding as a psychological tool. In 1882, Barratt recruited English actress and socialite Lillie Langtry to become the first celebrity to endorse a commercial product for the Pears soap company.
The first banner ad appeared on the World Wide Web in 1994. By 1998, Google was founded and eventually launched AdWords in 2000 to allow advertisers to bid for paid search results.
Advertising has gone through five major stages of development: domestic, export, international, multi-national, and global. These stages reflect the evolution from local campaigns to global advertisers facing four potentially competing business objectives.
Edward Bernays became associated with the method of selling products by appealing to the unconscious desires of human action rather than the rational minds of customers. In the 1920s, tobacco companies hired Bernays to create positive associations with smoking, including a campaign where women marched down the street demanding the right to smoke.