Anthony Burgess, 1962. Alex and his droogs in a Nadsat-speaking near-future London.
From Wikipedia
A Clockwork Orange is a 1971 dystopian crime film written, produced, and directed by Stanley Kubrick. It is based on Anthony Burgess's 1962 novel. The film employs disturbing and violent themes to comment on psychiatry, juvenile delinquency, youth gangs, and broader social, political, and economic issues in a dystopian near-future Britain.