The document outlines several major movements in American literature from 1825 to the present. It discusses the historical context, main ideas, genres, styles, and examples of works for each movement. The movements covered include the American Renaissance from 1825-1865, Transcendentalism from 1840-1860, Realism/Naturalism/Regionalism from 1865-1914, Modernism from 1900-1950, the Harlem Renaissance from 1917-1937, and Postmodernism from 1950 to the present.