The Danube edition

"In 1937, while working for the London News Chronicle as a correspondent with the loyalist forces in the Spanish Civil War, I was captured by General Franco's troops and held for several months in solitary confinement, witnessing the executions of my fellow-prisoners and awaiting my own. [This book] is an account of that experience written immediately after my release, in July-August, 1937 ... My principal interest in writing [this book] was an introspective one : the psychological impact of the condemned cell. From this view point, the political background was irrelevant, and the narrative, as far as it went, was the truthful account of an intimate experience"--Pref. to the Danube ed.

The book is the first of a trilogy, including Darkness at Noon, and Arrival and Departure, which address idealism going wrong. This is a common theme in Koestler's work and life. Koestler uses his portrayal of the original slave revolt to examine the experience of the 20th century political left in Europe following the rise of a Communist government in the Soviet Union. He published it on the brink of World War II. Originally written in German, the novel was translated into English for other audiences and was published in 1939. In 1998 the British critic Geoffrey Wheatcroft wrote of the novel: "In The Gladiators, Koestler used Spartacus's revolt around 65BC to explore the search for the just city, the inevitable compromises of revolution, the conflict of ends and means, the question of whether and when it is justifiable to sacrifice lives for an abstract ideal.

Story of an English Jew who becomes deeply involved in the resettling of Palestine.