Abstract expression is also called abstraction, or abstraction. A school of painting after World War II until the early 1960s. Robert Coates, an art critic, first applied abstraction to American art in 1946. The term "abstract expressionism" is used to define bold abstract paintings created by a group of artists. Their works, whether passionate or peaceful, express and arouse people's emotions in an abstract form.

Abstract expressionism is the first art movement in America.

The rise of this art movement in the United States is related to new york's desire to replace Paris as the world art center. It is also the first important movement of western art after World War II, enjoying an unparalleled position. This is the beginning of a long postwar style experiment, marking the arrival of a new era. Since then, the center of modern western art has shifted from Paris to new york.