De Stijl (; ), Dutch for "The Style", also known as neoplasticism, was a Dutch artistic movement founded in 1917 in Amsterdam. The De Stijl consisted of artists and architects In a narrower sense, the term De Stijl is used to refer to a body of work from 1917 to 1931 founded in the Netherlands. Proponents of De Stijl advocated pure abstraction and universality by a reduction to the essentials of form and colour; they simplified visual compositions to the vertical and horizontal directions, and used only primary colors along with black and white.