What was the earliest mass media?

Newspapers and media. According to relevant information, newspaper media is the earliest mass media. Among the four traditional media, newspapers are undoubtedly the most popular and influential. Newspaper advertisements are almost born with the publication of newspapers. With the development of the times, there are more and more varieties, richer contents, more flexible layout, more and more exquisite printing, more and more diversified contents and forms of newspaper advertisements, and the distance between newspapers and readers is getting closer and closer. Newspapers have become the main media for people to understand current events and receive information.