European printmaking in the 20th century
Twentieth-century art underwent a profound transformation: in a more materialist, more consumerist society, art was directed to the senses, not to the intellect. The avant-garde movements arose, which sought to integrate art into society through a greater interrelation between artist and spectator, since it is the latter who interprets the work, being able to discover meanings that the artist did not even know.
Source: Wikipedia — European printmaking in the 20th century (CC BY-SA 4.0)