"The Iron Heel is a dystopian novel by American writer Jack London, first published in 1907. Generally considered to be "the earliest of the modern Dystopian," it chronicles the rise of an oligarchic tyranny in the United States. Wikipedia"
"We is a dystopian novel by Yevgeny Zamyatin completed in 1921. The dystopian society depicted in We is presided over by the Benefactor and is surrounded by a giant Green Wall to separate the citizens from primitive untamed nature. All citizens are known as "numbers". Wikipedia
"Metropolis is a 1927 German expressionist film in the science-fiction genre directed by Fritz Lang. Metropolis is set in a futuristic urban dystopia and makes use of this context to explore the social crisis between workers and owners in capitalism. Wikipedia"
"Brave New World is a novel by Aldous Huxley published in 1932. Set in London of AD 2540, the novel anticipates developments in reproductive technology and sleep-learning that combine to change society. The future society is an embodiment of the ideals that form the basis of futurism. Wikipedia"
"Kallocain is a 1940 Swedish dystopian novel which envisions a future seen through the eyes of idealistic scientist Leo Kall. Kallocain's depiction of this world is based on what Karin Boye observed about the Soviet Union and Nazi Germany of the 1930s. Its central idea grew from the rumors of truth drugs that ensured the subordination of every citizen to the state. Wikipedia"
"Darkness at Noon (German: Sonnenfinsternis) is a novel by the Hungarian-born British novelist Arthur Koestler, first published in 1940. His best-known work tells the tale of Rubashov who is imprisoned, and tried for treason against the very Soviet Union he once helped to create. Wikipedia"