"Letters on England" is a collection of essays written by Voltaire, the renowned French philosopher and writer, during his time living in England in the early 18th century. Originally published in French as "Lettres philosophiques sur les Anglais" in 1733, the book provides Voltaire's observations and reflections on various aspects of English society, culture, politics, and religion.

In "Letters on England," Voltaire praises the freedoms enjoyed by the English people, including freedom of speech and religious tolerance, which he contrasts favorably with the censorship and religious persecution prevalent in France. He discusses English literature, philosophy, and science, highlighting the works of influential thinkers such as John Locke and Isaac Newton.

Additionally, Voltaire offers insights into the English legal system, education, and customs, as well as his admiration for English gardens and architecture. Through his witty and insightful commentary, Voltaire provides readers with a nuanced understanding of England during the Enlightenment era and its influence on European thought and culture.