Banksy is an anonymous British street artist known for his anti-war, anti-capitalist, and anti-establishment graffiti and stencils that first appeared in the late 1990s in Bristol, England. The article discusses several of Banksy's pieces including paintings outside the British House of Parliament and in San Francisco criticizing war, and stencils in London promoting peace and opposing war. It also notes that in 2005 Banksy produced images on the Israeli barrier separating Israel from Palestinian territories expressing his political views.