This document provides an overview of art from the modern to postmodern eras in the later 20th century. It discusses how World War 2 shifted the center of western art from Paris to New York. Modernist styles like abstract expressionism, minimalism, and conceptual art are examined. The document also explores postmodern reactions like pop art, earthworks, and new organic architectures. Key artists and their representative works from each movement are illustrated to understand the theories and styles and critique of modernism in late 20th century art.