This document provides an overview of 20th century American literature, focusing on modernism and the Harlem Renaissance. It summarizes key historical context for modernism, characteristics like fragmentation and experimentation. It then highlights several modernist poets like Frost, Williams, Eliot and their works. Next it discusses modernist fiction from Faulkner, Hammett and Hemingway. Finally it covers the Harlem Renaissance, major African American poets and fiction writers like Hughes, Hurston, Wright who contributed new voices during this period.