Constructivism

Constructivism. International Constructivism refers to the optimistic, abstract art that emerged in Europe in the 1920's. Constructivism was an invention of the Russian avant-garde that found adherents across the continent. Germany was the site of the most Constructivist activity outside of the Soviet Union (especially as home to Walter Gropius's Bauhaus, a progressive art and design school sympathetic to the movement) but Constructivist ideas were also carried to other art centres, like Paris, London, and eventually the United States...
From- http://www.huntfor.com/arthistory/C20th/constructivism.htm