The document discusses the early 20th century art movement of Modernism and how it was influenced by industrialization, technology, and World War I. It introduced Americans to European modern art styles like Cubism through controversial exhibits like the 1913 Armory Show. Art movements like Futurism embraced noise, speed, and machinery and rejected traditional aesthetics. During WWI, artists incorporated camouflage techniques and depicted the new realities of modern warfare, helping to develop Cubist and Futurist styles further.