Pablo Picasso "Guernica". 1937.
Everyone probably knows the history of this painting. Let us recall just one chapter. In 1940, when the Nazis had already occupied Paris, the Gestapo came to Picasso. On the artist's desk were postcards with reproductions of "Guernica". "Did you do it? " - they asked the master a rhetorical question about the painting. "No," replied Picasso, "you did it. ".