This document discusses various artists who use their work to address social and political issues. It profiles Francisco Goya, who created powerful anti-war imagery responding to the Napoleonic invasion of Spain. It also discusses Kathe Kollwitz, who advocated for victims of war and poverty. More contemporary artists like Ai Weiwei, Shepard Fairey, Jenny Holzer, and Shirin Neshat create work that protests censorship, questions authority, or gives voice to the oppressed. Cildo Meireles incorporated political messages into Coca-Cola bottles to critique imperialism. Overall, the document examines how art can serve as a form of social protest or commentary on important issues.