The document provides information on various art movements from 1960-1980 including mail art, hippie movement, conceptualism, performance art, installation art, psychedelic art, minimalism, photo-realism, environmental earthworks, post-minimalism, graffiti art, neo-expressionism, pop art, neo-pop art and op art. It also discusses art history in India and Pakistan during this period and mentions some famous Pakistani artists like Ali Imam and Sadequain. The comparison section outlines some key differences between 20th century and 21st century art in terms of materials, influences, globalization, and the study of visual culture.