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José de Jesús Alfaro Siqueiros, known as David Alfaro Siqueiros, was a renowned Mexican muralist and political activist. Born in 1896, he played a pivotal role in the Mexican muralism movement, creating powerful and socially conscious artworks that reflected the country's history and struggles. His birth name, José de Jesús, was later changed to David Alfaro Siqueiros, which he adopted as his artistic identity.