“War of the Classes” is a book by Jack London, an American novelist. A pioneer of commercial fiction and an innovator in the genre that would later become known as science fiction.

War of the Classes is a series of essays by Jack London. The collection consists of these titles: The Class Struggle, The Tramp, The Scab, The Question of the Maximum,A Review, Wanted: A New Land of Development, How I Became a Socialist.