I have forced myself to contradict myself in order to avoid conforming to my own taste.”
(Duchamp)
The ‘Dada Movement’ was not offically classed as one of the art movements. Born in Europe during WW1 it became international with only one rule… Never follow any know rules. it’s main influences were abstraction and expression where the intended purpose was to produce emotionl reactions, most commonly shock or rage. Assemblage, collage, photomontage and the use of ready made objects all gained acceptance during the use of Dada art. The movement self destructed when it was in danger of becoming “acceptable”.