Constructivist architecture was a form of modern architecture

Modern architecture

Modern architecture is generally characterized by simplification of form and creation of ornament from the structure and theme of the building. It is a term applied to an overarching movement, with its exact definition and scope varying widely...

 that flourished in the Soviet Union

Soviet Union

The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 in the 1920s and early 1930s. It combined advanced technology and engineering with an avowedly Communist social purpose. Although it was divided into several competing factions, the movement produced many pioneering projects and finished buildings, before falling out of favour around 1932. Its effects have been marked on later developments in architecture.
Constructivist architecture emerged from the wider constructivist art

Constructivism (art)

Constructivism was an artistic and architectural philosophy that originated in Russia beginning in 1919, which was a rejection of the idea of autonomous art. The movement was in favour of art as a practice for social purposes. Constructivism had a great effect on modern art movements of the 20th...

 movement, which grew out of Russian Futurism

Russian Futurism

Russian Futurism is the term used to denote a group of Russian poets and artists who adopted the principles of Filippo Marinetti's "Manifesto of Futurism"...

.