The two art trends that can be considered forerunners of postmodernism are Pop art and Minimalism. Forerunner indicates the another's approach.
What is Pop art and Minimalism?
Pop art is an art style that began in the mid- to late-1950s in the U.K. and U.S. By using imagery from popular and mass culture, such as advertising, comic comics, and routine mass-produced goods.
Minimalism is a post–World War II art trend that emerged in post–World War II Western art, most notably in the 1960s and early 1970s with American visual arts.
That two art forms are the Postmodernism can be traced back to art movements. Therefore, the two art forms are the pop art and Minimalism.
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