Gulliver's Travels, written by Jonathan Swift in 1726, is a satirical novel that uses the fantastical story of a man's travels to different lands to comment on the society and politics of Swift's time. Through the character of Lemuel Gulliver, Swift pokes fun at the behaviors and customs of the people he encounters and presents a satirical view of human nature.
One of the main targets of Swift's satire in Gulliver's Travels is the political climate of Europe in the early 18th century. The Lilliputians, for example, are a small and petty society that is constantly at war with their neighbors, the Blefuscudians, over trivial matters such as which end of an egg to crack. This is a clear commentary on the constant state of conflict and territorial disputes that plagued Europe at the time. Similarly, the giant inhabitants of Brobdingnag are depicted as being far more rational and civilized than the Europeans, suggesting that Swift saw the societies of his time as being overly focused on power and conquest rather than on the well-being of their citizens.
Another aspect of society that Swift satirizes in Gulliver's Travels is the inherent pride and vanity of human beings. The Laputans, for example, are a society of intellectuals who are so consumed by their own theories and ideas that they are completely out of touch with reality. Their obsession with abstract thought and their disregard for practical matters is meant to be a commentary on the intellectual elite of Swift's time, who he saw as being overly concerned with their own status and reputation rather than with the needs of society as a whole.
In addition to these broad themes, Swift also uses Gulliver's Travels to mock specific aspects of 18th century society, such as the emphasis on etiquette and social status. The Houyhnhnms, a race of intelligent horses, are portrayed as being much more civilized and rational than the humans they encounter, and they view the latter's obsession with status and appearance as childish and foolish. This is a clear commentary on the shallow and superficial nature of society at the time.
Overall, Gulliver's Travels is a satirical work that uses the story of a man's travels to different lands as a means of commenting on the flaws and shortcomings of 18th century European society. Through the character of Gulliver, Swift pokes fun at the petty politics and superficial concerns of the people he encounters, presenting a scathing critique of human nature and the society in which he lived.