a large 1937 oil painting by Spanish artist Pablo Picasso. It is one of his best-known works, regarded by many art critics as the most moving and powerful anti-war painting in history.Guernica was created to be part of the Spanish Pavilion at the International Exposition in Paris in 1937. Pablo Picasso’s motivation for painting the scene in this great work was the news of the German aerial bombing of the Basque town whose name the piece bears,