The answer to this question is already partially in the question: Picasso wanted to show show the horrors of the war, as experienced by the civil population, to the world. He wanted to show that war has devastating effects and by this turn people's opinions against the war.
The bombing was also done by the fascists so the painting can be seen as a symbol for the fights against the fascists.
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<span>I think the answer is bebop or bop. This is also known as rebop. This genre is often used by many African Americans during the Swing Era. It is composed with the main theme and the head theme. It is also layered with extended solos to make the music more dynamic. In this way, it would add more flavor to head theme. Bebop music had evolve thru time and continues to improvise.</span>