Generally speaking, utopias are generally societies whose author believes either perfect, or as perfect as can be attainable. In addition, it has few laws, no lawyers and rarely sends its citizens to war, but hires mercenaries from among its war-prone neighbours. Utopia is a republic where all property is held in common. More depicts a rationally organised society, through the narration of an explorer who discovers it-Raphael Hythlodaeus. He created the word 'utopia' to suggest two Greek neologisms simultaneously: outopia (no place) and eutopia (good place). The term utopia was invented by Thomas More as the title of his Latin book De Optimo Reipublicae Statu deque Nova Insula Utopia (circa 1516), known more commonly as Utopia. A popular modern example is the Uplift series by David Brin where a species' status is defined based on the concept of biologically uplifting other species. A common theme is the integration of humanity into some greater interstellar society. Often the future is modeled on historic forms - feudalism, or in the case of The Foundation series, the Roman Empire. Imagined societies may be based on very different assumptions. Le Guin and the Hostile Takeover Trilogy by S. Examples include Harry Harrison's novel Make Room! Make Room!, The Dispossessed by Ursula K. They are sometimes allegorical and often serious attempts to model possible future societies, political institutions and systems.

Most story and novel-length works of science fiction include speculation (directly or indirectly) on modes of life and behaviour. Wells’ The Time Machine, is an extrapolation of the class structure of the United Kingdom of his time, an extreme form of social Darwinism during tens of thousands of years, human beings have evolved into two different species based on their social class. One of the earliest works of modern science fiction, H. The exploration of politics in science fiction is arguably older than the identification of the genre.